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fd4dc88e46c4d9dd845ffef50a975ceea110fd85
Analyze and fix the following issue in the Linux kernel code: staging: hv: Fix error checking in channel.c
Problem Details: Fixed errors in return value checking code, which caused vmbus channel not functioning. Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: Hank Janssen <hjanssen@microsoft.com> Cc: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
```diff diff --git a/drivers/staging/hv/channel.c b/drivers/staging/hv/channel.c index 12c351e16360..f047c5a7f64c 100644 --- a/drivers/staging/hv/channel.c +++ b/drivers/staging/hv/channel.c @@ -204,13 +204,13 @@ int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize, RecvRingBufferSize)...
e9b1d5d0ff4d3ae86050dc4c91b3147361c7af9e
Analyze and fix the following issue in the Linux kernel code: x86, mrst: Don't blindly access extended config space
Problem Details: Do not blindly access extended configuration space unless we actively know we're on a Moorestown platform. The fixed-size BAR capability lives in the extended configuration space, and thus is not applicable if the configuration space isn't appropriately sized. This fixes booting certain VMware config...
```diff diff --git a/arch/x86/pci/mrst.c b/arch/x86/pci/mrst.c index 8bf2fcb88d04..1cdc02cf8fa4 100644 --- a/arch/x86/pci/mrst.c +++ b/arch/x86/pci/mrst.c @@ -247,6 +247,10 @@ static void __devinit pci_fixed_bar_fixup(struct pci_dev *dev) u32 size; int i; + /* Must have extended configuration space */ + if (dev->...
7d8e737dd7e3519110a7bc529ef6ac80ac41c3f5
Analyze and fix the following issue in the Linux kernel code: Staging: comedi: Fixed more long line lengths in comedi.h
Problem Details: This patches fixes some long line lengths in comedi.h from checkpatch.pl Signed-off-by: Mark Rankilor <reodge@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
```diff diff --git a/drivers/staging/comedi/comedi.h b/drivers/staging/comedi/comedi.h index 3e3663fe1f4f..6c900e2756fb 100644 --- a/drivers/staging/comedi/comedi.h +++ b/drivers/staging/comedi/comedi.h @@ -267,7 +267,8 @@ * streaming input/output */ INSN_CONFIG_GET_HARDWARE_BUFFER_SIZE = 2006, INSN_CONFIG_SE...
83827f6a891e20de7468b1181f2ae8a3cc72587b
Analyze and fix the following issue in the Linux kernel code: netfilter: xt_TEE depends on NF_CONNTRACK
Problem Details: Fix xt_TEE build for the case of NF_CONNTRACK=m and NETFILTER_XT_TARGET_TEE=y: xt_TEE.c:(.text+0x6df5c): undefined reference to `nf_conntrack_untracked' 4x Built with all 4 m/y combinations. Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Acked-by: Patrick McHardy <kaber@trash.net> Signed-off-...
```diff diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig index e223f47b8bae..8593a77cfea9 100644 --- a/net/netfilter/Kconfig +++ b/net/netfilter/Kconfig @@ -506,6 +506,7 @@ config NETFILTER_XT_TARGET_TEE tristate '"TEE" - packet cloning to alternate destiantion' depends on NETFILTER_ADVANCED depends on ...
b464f791caf66b6120c3cd8a77ad313ed532667a
Analyze and fix the following issue in the Linux kernel code: Staging: comedi: Fixed long line lengths in comedi.h
Problem Details: This patches fixes long line lengths in comedi.h that were picked up by checkpatch.pl Signed-off-by: Mark Rankilor <reodge@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
```diff diff --git a/drivers/staging/comedi/comedi.h b/drivers/staging/comedi/comedi.h index 1538146b37a3..3e3663fe1f4f 100644 --- a/drivers/staging/comedi/comedi.h +++ b/drivers/staging/comedi/comedi.h @@ -465,7 +465,8 @@ #define COMEDI_CB_EOS 1 /* end of scan */ #define COMEDI_CB_EOA 2 /* end of acquisition */ ...
21fe2eea6381845956322e63e441f351774de7f9
Analyze and fix the following issue in the Linux kernel code: Staging: comedi: Fix long line lengths in comedi_fops.c
Problem Details: This patch fixes lots of long line lengths in comedi_fops.c found by checkpatch.pl Signed-off-by: Mark Rankilor <reodge@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
```diff diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c index e7095d766f40..aced00e5cd10 100644 --- a/drivers/staging/comedi/comedi_fops.c +++ b/drivers/staging/comedi/comedi_fops.c @@ -952,8 +952,9 @@ static int do_insn_ioctl(struct comedi_device *dev, if (insn.n > MAX_SAMPLE...
93822ad193f1b1d92422dc3d539456acbe1a85ef
Analyze and fix the following issue in the Linux kernel code: Staging: wlags49_hs2: Fix wlags49_hs2 driver after build fixes broke it
Problem Details: Fixes the driver after merge into the 2.6.34 kernel. Driver should be functional again (a fix to make it compile broke the driver). Patch against 2.6.34 RC7 with patch-v2.6.34-rc7-next-20100513 already applied. Removed conditional code based on kernel version, this is pointless now the driver is part...
```diff diff --git a/drivers/staging/wlags49_h2/dhf.c b/drivers/staging/wlags49_h2/dhf.c index 80a4707885d8..bb80b547cc19 100644 --- a/drivers/staging/wlags49_h2/dhf.c +++ b/drivers/staging/wlags49_h2/dhf.c @@ -109,20 +109,6 @@ /* 12345678901234 */ char signature[14] = "FUPU7D37dhfwci"; -/* The b...
935e99fb0739aa64d0dd7e8a0bc82faec5d8f830
Analyze and fix the following issue in the Linux kernel code: staging: trivial: fix typo "seperate"
Problem Details: s/seperate/separate Signed-off-by: Anand Gadiyar <gadiyar@ti.com> Cc: Jiri Kosina <trivial@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
```diff diff --git a/drivers/staging/comedi/drivers/das08.h b/drivers/staging/comedi/drivers/das08.h index 35d2660cf93b..2a30d764ddfc 100644 --- a/drivers/staging/comedi/drivers/das08.h +++ b/drivers/staging/comedi/drivers/das08.h @@ -62,7 +62,7 @@ struct i8254_struct { #define I8254_CTRL 3 struct das08_private_str...
61d5eb2985b3b1d69fd53d7dc9789037c27f8d91
Analyze and fix the following issue in the Linux kernel code: NFS: Don't run nfs_access_cache_shrinker() when the mask is GFP_NOFS
Problem Details: Both iput() and put_rpccred() might allocate memory under certain circumstances, so make sure that we don't recurse and deadlock... Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 18da8abbece8..58b1f744c91e 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -1703,6 +1703,8 @@ int nfs_access_cache_shrinker(int nr_to_scan, gfp_t gfp_mask) struct nfs_inode *nfsi; struct nfs_access_entry *cache; + if ((gfp_mask & GFP_KERNEL) != GFP_KERNEL) + ...
d300a41ef1c39cc5e6b90fd8834ea7ab16b5c48f
Analyze and fix the following issue in the Linux kernel code: SUNRPC: Dont run rpcauth_cache_shrinker() when gfp_mask is GFP_NOFS
Problem Details: Under some circumstances, put_rpccred() can end up allocating memory, so check the gfp_mask to prevent deadlocks. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c index 95afe79dd9d7..0667a36aee78 100644 --- a/net/sunrpc/auth.c +++ b/net/sunrpc/auth.c @@ -270,6 +270,8 @@ rpcauth_cache_shrinker(int nr_to_scan, gfp_t gfp_mask) LIST_HEAD(free); int res; + if ((gfp_mask & GFP_KERNEL) != GFP_KERNEL) + return (nr_to_scan...
93870d76fee22e887aa6e7e1fc904dbeca976928
Analyze and fix the following issue in the Linux kernel code: NFS: Read requests can use GFP_KERNEL.
Problem Details: There is no danger of deadlock should the allocation trigger page writeback. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/fs/nfs/read.c b/fs/nfs/read.c index db9b360ae19d..6e2b06e6ca79 100644 --- a/fs/nfs/read.c +++ b/fs/nfs/read.c @@ -40,7 +40,7 @@ static mempool_t *nfs_rdata_mempool; struct nfs_read_data *nfs_readdata_alloc(unsigned int pagecount) { - struct nfs_read_data *p = mempool_alloc(nfs_rdata_mempool, GF...
1f4c86c0be9064ab4eebd9e67c84606c1cfeec4b
Analyze and fix the following issue in the Linux kernel code: NFS: Don't use GFP_KERNEL in rpcsec_gss downcalls
Problem Details: Again, we can deadlock if the memory reclaim triggers a writeback that requires a rpcsec_gss credential lookup. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/include/linux/sunrpc/gss_api.h b/include/linux/sunrpc/gss_api.h index b22d7f189ceb..5d8048beb051 100644 --- a/include/linux/sunrpc/gss_api.h +++ b/include/linux/sunrpc/gss_api.h @@ -35,7 +35,8 @@ int gss_import_sec_context( const void* input_token, size_t bufsize, struct gss_api_mech *m...
8535b2be5181fc3019e4150567ef53210fe3b04f
Analyze and fix the following issue in the Linux kernel code: NFSv4: Don't use GFP_KERNEL allocations in state recovery
Problem Details: We do not want to have the state recovery thread kick off and wait for a memory reclaim, since that may deadlock when the writebacks end up waiting for the state recovery thread to complete. The safe thing is therefore to use GFP_NOFS in all open, close, delegation return, lock, etc. operations that m...
```diff diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c index ea61d26e7871..301634543974 100644 --- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -213,7 +213,7 @@ int nfs_inode_set_delegation(struct inode *inode, struct rpc_cred *cred, struct struct nfs_delegation *freeme = NULL; int status = 0; - del...
712a4338669d7d57f952244abb608e6ac07e39da
Analyze and fix the following issue in the Linux kernel code: SUNRPC: Fix xs_setup_bc_tcp()
Problem Details: It is a BUG for anybody to call this function without setting args->bc_xprt. Trying to return an error value is just wrong, since the user cannot fix this: it is a programming error, not a user error. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 3d1dcdf2aef1..beefa7a3a90e 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -2442,9 +2442,6 @@ static struct rpc_xprt *xs_setup_bc_tcp(struct xprt_create *args) struct sock_xprt *transport; struct svc_sock *bc_sock; - if (!a...
9605a069f83d999e60cd57dc8010708fe08291c0
Analyze and fix the following issue in the Linux kernel code: SUNRPC: Trivial cleanups in include/linux/sunrpc/xdr.h
Problem Details: Clean up: Update the documenting comment, and fix some minor white space issues. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h index f5cc0898bc53..35cf2e8cd7c6 100644 --- a/include/linux/sunrpc/xdr.h +++ b/include/linux/sunrpc/xdr.h @@ -1,7 +1,10 @@ /* - * include/linux/sunrpc/xdr.h + * XDR standard data types and function declarations * * Copyright (C) 1995-1997...
0b9e79431377df452348e78262dd5a3dc359eeef
Analyze and fix the following issue in the Linux kernel code: SUNRPC: Move the test for XPRT_CONNECTING into xprt_connect()
Problem Details: This fixes a bug with setting xprt->stat.connect_start. Reviewed-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index 18415cc37c01..c71d835165e2 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -712,10 +712,14 @@ void xprt_connect(struct rpc_task *task) task->tk_timeout = xprt->connect_timeout; rpc_sleep_on(&xprt->pending, task, xprt_connect_status); + +...
19445b99b6d66af661c586c052de23110731a502
Analyze and fix the following issue in the Linux kernel code: SUNRPC: Cleanup - make rpc_new_task() call rpc_release_calldata on failure
Problem Details: Also have it return an ERR_PTR(-ENOMEM) instead of a null pointer. Reviewed-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index 19c9983d5360..8c7b5433022a 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -556,26 +556,16 @@ static const struct rpc_call_ops rpc_default_ops = { */ struct rpc_task *rpc_run_task(const struct rpc_task_setup *task_setup_data) { - struct rpc_...
fd86dfd2637db1aef9ebf96ba41aeedb87521e78
Analyze and fix the following issue in the Linux kernel code: NFSv4: Fix up the documentation for nfs_do_refmount
Problem Details: Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c index 832f9b50f7a0..3c2a1724fbd2 100644 --- a/fs/nfs/nfs4namespace.c +++ b/fs/nfs/nfs4namespace.c @@ -225,8 +225,8 @@ out: /* * nfs_do_refmount - handle crossing a referral on server + * @mnt_parent - mountpoint of referral * @dentry - dentry o...
7f284d3cc96e02468a42e045f77af11e5ff8b095
Analyze and fix the following issue in the Linux kernel code: x86, cacheinfo: Turn off L3 cache index disable feature in virtualized environments
Problem Details: When running a quest kernel on xen we get: BUG: unable to handle kernel NULL pointer dereference at 0000000000000038 IP: [<ffffffff8142f2fb>] cpuid4_cache_lookup_regs+0x2ca/0x3df PGD 0 Oops: 0000 [#1] SMP last sysfs file: CPU 0 Modules linked in: Pid: 0, comm: swapper Tainted: G W 2.6.34-rc3 ...
```diff diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c index b3eeb66c0a51..95962a93f99a 100644 --- a/arch/x86/kernel/cpu/intel_cacheinfo.c +++ b/arch/x86/kernel/cpu/intel_cacheinfo.c @@ -340,6 +340,10 @@ amd_check_l3_disable(int index, struct _cpuid4_info_regs *this_leaf) ...
ade029e2aaacc8965a548b0b0f80c5bee97ffc68
Analyze and fix the following issue in the Linux kernel code: x86, k8: Fix build error when K8_NB is disabled
Problem Details: K8_NB depends on PCI and when the last is disabled (allnoconfig) we fail at the final linking stage due to missing exported num_k8_northbridges. Add a header stub for that. Signed-off-by: Borislav Petkov <borislav.petkov@amd.com> LKML-Reference: <20100503183036.GJ26107@aftab> Signed-off-by: H. Peter A...
```diff diff --git a/arch/x86/include/asm/k8.h b/arch/x86/include/asm/k8.h index f70e60071fe8..af00bd1d2089 100644 --- a/arch/x86/include/asm/k8.h +++ b/arch/x86/include/asm/k8.h @@ -16,11 +16,16 @@ extern int k8_numa_init(unsigned long start_pfn, unsigned long end_pfn); extern int k8_scan_nodes(void); #ifdef CONFI...
e1f7992e015ae1373d66c8068d0a45e4111a0aed
Analyze and fix the following issue in the Linux kernel code: tracing: Fix function declarations if !CONFIG_STACKTRACE
Problem Details: ftrace_trace_stack() and frace_trace_userstacke() take a struct ring_buffer argument, not struct trace_array. Commit e77405ad("tracing: pass around ring buffer instead of tracer") made this change. Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> LKML-Reference: <4BE77C14.5010806@cn.fujitsu.com> Signed-o...
```diff diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index 63562595f2b2..40cd1718fb1b 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -419,12 +419,12 @@ void ftrace_trace_userstack(struct ring_buffer *buffer, unsigned long flags, void __trace_stack(struct trace_array *tr, unsigned long flag...
b9af5ddf8a34ff3c911372173c2e51c6f8a6ca8f
Analyze and fix the following issue in the Linux kernel code: DA830: fix USB 2.0 clock entry
Problem Details: DA8xx OHCI driver fails to load due to failing clk_get() call for the USB 2.0 clock. Arrange matching USB 2.0 clock by the clock name instead of the device. (Adding another CLK() entry for "ohci.0" device won't do -- in the future I'll also have to enable USB 2.0 clock to configure CPPI 4.1 module, in ...
```diff diff --git a/arch/arm/mach-davinci/da830.c b/arch/arm/mach-davinci/da830.c index 122e61a9f505..e8cb982f5e8e 100644 --- a/arch/arm/mach-davinci/da830.c +++ b/arch/arm/mach-davinci/da830.c @@ -410,7 +410,7 @@ static struct clk_lookup da830_clks[] = { CLK("davinci-mcasp.0", NULL, &mcasp0_clk), CLK("davinci-mc...
a9a5776380208a3e48a92d0c763ee1a3b486fb73
Analyze and fix the following issue in the Linux kernel code: tracing: Allow events to share their print functions
Problem Details: Multiple events may use the same method to print their data. Instead of having all events have a pointer to their print funtions, the trace_event structure now points to a trace_event_functions structure that will hold the way to print ouf the event. The event itself is now passed to the print functio...
```diff diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index 393a8394df0e..4f77932b0983 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -70,18 +70,25 @@ struct trace_iterator { }; +struct trace_event; + typedef enum print_line_t (*trace_print_func)(struct ...
e08733446e72b983fed850fc5d8bd21b386feb29
Analyze and fix the following issue in the Linux kernel code: inotify: race use after free/double free in inotify inode marks
Problem Details: There is a race in the inotify add/rm watch code. A task can find and remove a mark which doesn't have all of it's references. This can result in a use after free/double free situation. Task A Task B ------------ ----------- inotify_new_watch() allocate a mark (refcnt == 1) add it to the id...
```diff diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c index 40da732eb73c..e46ca685b9be 100644 --- a/fs/notify/inotify/inotify_user.c +++ b/fs/notify/inotify/inotify_user.c @@ -546,21 +546,24 @@ retry: if (unlikely(!idr_pre_get(&group->inotify_data.idr, GFP_KERNEL))) goto out_err;...
6a99be5d7b5973767b1ffa4fa68fed0738589c99
Analyze and fix the following issue in the Linux kernel code: GFS2: Fix typo
Problem Details: A missing ! in a test. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
```diff diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c index 7afb62ec97cf..68d2795f29a8 100644 --- a/fs/gfs2/sys.c +++ b/fs/gfs2/sys.c @@ -233,7 +233,7 @@ static ssize_t demote_rq_store(struct gfs2_sbd *sdp, const char *buf, size_t len glops = gfs2_glops_list[gltype]; if (glops == NULL) return -EINVAL; - if (test_an...
9319b9da35179e11aa9c15d80062d63b36a0517f
Analyze and fix the following issue in the Linux kernel code: ARM: McBSP: Fix request for irq in OMAP4
Problem Details: In OMAP4, there is only one irq line for TX and RX paths. Use the correct irq line to avoid errors at runtime. Also, request irq line only once (instead of requesting for TX and RX). Signed-off-by: Jorge Eduardo Candelaria <jorge.candelaria@ti.com> Acked-by: Jarkko Nikula <jhnikula@gmail.com> Acked-b...
```diff diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c index be8fce395a58..016fe60c71ad 100644 --- a/arch/arm/mach-omap2/mcbsp.c +++ b/arch/arm/mach-omap2/mcbsp.c @@ -186,32 +186,28 @@ static struct omap_mcbsp_platform_data omap44xx_mcbsp_pdata[] = { .phys_base = OMAP44XX_MCBSP1_BASE, ...
6df900e96c70208a931968da99f24cc982de116e
Analyze and fix the following issue in the Linux kernel code: qlcnic: add idc debug registers
Problem Details: When ever driver changes the device state, it should write pci-func number and timestamp in debug registers. Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com> Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/qlcnic/qlcnic.h b/drivers/net/qlcnic/qlcnic.h index 5c89f4e4635b..2ed34cd43e1c 100644 --- a/drivers/net/qlcnic/qlcnic.h +++ b/drivers/net/qlcnic/qlcnic.h @@ -960,6 +960,8 @@ struct qlcnic_adapter { u8 mac_addr[ETH_ALEN]; + u64 dev_rst_time; + struct qlcnic_adapter_stats stats; ...
6edae7a4848ae5b363dcc7d8ee4f3f7a34e31e36
Analyze and fix the following issue in the Linux kernel code: qlcnic: fix caching window register
Problem Details: o Window register is not per pci-func, so caching can result in expected result. Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/qlcnic/qlcnic.h b/drivers/net/qlcnic/qlcnic.h index 2fba9cd5946f..cfedcbdd8c75 100644 --- a/drivers/net/qlcnic/qlcnic.h +++ b/drivers/net/qlcnic/qlcnic.h @@ -399,9 +399,6 @@ struct qlcnic_hardware_context { unsigned long pci_len0; - u32 ocm_win; - u32 crb_win; - rwlock_t crb_loc...
2372a5f1c869fd1e4dc11fb41600197fcce1121c
Analyze and fix the following issue in the Linux kernel code: qlcnic: fix context cleanup
Problem Details: Before going for recovery, every pci-func should check fw state, irrespective of device state. This to avoid unnecssary sending of command for ctx destroy. Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c index 0a2d7148f650..3d90bb2fc7db 100644 --- a/drivers/net/qlcnic/qlcnic_main.c +++ b/drivers/net/qlcnic/qlcnic_main.c @@ -2301,10 +2301,8 @@ qlcnic_check_health(struct qlcnic_adapter *adapter) if (qlcnic_check_temp(adapter)) g...
2a2ec45ddeedaddb9ff8cb98eab7d4f85f44df4a
Analyze and fix the following issue in the Linux kernel code: e1000: fix WARN_ON with mac-vlan
Problem Details: When adding more than 14 mac-vlan adapters on e1000 the driver would fire a WARN_ON when adding the 15th. The WARN_ON in this case is completely un-necessary, as the code below the WARN_ON is directly handling the value the WARN_ON triggered on. CC: Jiri Pirko <jpirko@redhat.com> Signed-off-by: Jesse...
```diff diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index f06c8975f886..5de738a6d0e6 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -2161,8 +2161,6 @@ static void e1000_set_rx_mode(struct net_device *netdev) e1000_rar_set(hw, ha->addr, i++); }...
4ae69e6b718589abe97c9625ccbb1e0bc95a8c0e
Analyze and fix the following issue in the Linux kernel code: mmap_min_addr check CAP_SYS_RAWIO only for write
Problem Details: Redirecting directly to lsm, here's the patch discussed on lkml: http://lkml.org/lkml/2010/4/22/219 The mmap_min_addr value is useful information for an admin to see without being root ("is my system vulnerable to kernel NULL pointer attacks?") and its setting is trivially easy for an attacker to dete...
```diff diff --git a/security/min_addr.c b/security/min_addr.c index e86f297522bf..f728728f193b 100644 --- a/security/min_addr.c +++ b/security/min_addr.c @@ -33,7 +33,7 @@ int mmap_min_addr_handler(struct ctl_table *table, int write, { int ret; - if (!capable(CAP_SYS_RAWIO)) + if (write && !capable(CAP_SYS_RAWIO)...
abab7ebf8cc12a6bb03d06b103a49e97276168f0
Analyze and fix the following issue in the Linux kernel code: mtd: cfi_cmdset_0002: Fix argument order in bootloc warning
Problem Details: Doh. Pointed out by Guillaume LECERF <glecerf@gmail.com> since I managed to miss it in my test builds. S'what I get for hacking at 2am, I suppose. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
```diff diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c index 0e21b0982480..87e86e93ebf9 100644 --- a/drivers/mtd/chips/cfi_cmdset_0002.c +++ b/drivers/mtd/chips/cfi_cmdset_0002.c @@ -442,7 +442,7 @@ struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary) if ((boot...
347815fcc63ac4c4a975bf3ca2c889c2f843ae0d
Analyze and fix the following issue in the Linux kernel code: omap iommu: Make CONFIG_OMAP_IOMMU_DEBUG selectable
Problem Details: This CONFIG_OMAP_IOMMU_DEBUG option cannot be selected because it's not visible on menu. Make this option selectable. Signed-off-by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
```diff diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig index 6da796ef82bd..78b49a626d06 100644 --- a/arch/arm/plat-omap/Kconfig +++ b/arch/arm/plat-omap/Kconfig @@ -110,8 +110,13 @@ config OMAP_IOMMU tristate config OMAP_IOMMU_DEBUG - depends on OMAP_IOMMU - tristate + tristate "Export ...
a5e48b88da225580394f825ffe67e444b050074b
Analyze and fix the following issue in the Linux kernel code: microblaze: Fix module loading on system with WB cache
Problem Details: There is necessary to flush whole dcache. Icache work should be done in kernel/module.c. Signed-off-by: Michal Simek <monstr@monstr.eu>
```diff diff --git a/arch/microblaze/kernel/module.c b/arch/microblaze/kernel/module.c index cbecf110dc30..0e73f6606547 100644 --- a/arch/microblaze/kernel/module.c +++ b/arch/microblaze/kernel/module.c @@ -16,6 +16,7 @@ #include <linux/string.h> #include <asm/pgtable.h> +#include <asm/cacheflush.h> void *module...
500a0e56c36dabb8cb0d8f3c93aac900058ef7af
Analyze and fix the following issue in the Linux kernel code: powerpc/fsl-booke: Move loadcam_entry back to asm code to fix SMP ftrace
Problem Details: When we build with ftrace enabled its possible that loadcam_entry would have used the stack pointer (even though the code doesn't need it). We call loadcam_entry in __secondary_start before the stack is setup. To ensure that loadcam_entry doesn't use the stack pointer the easiest solution is to just ...
```diff diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index c09138d150d4..b894721dfb08 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -447,6 +447,14 @@ int main(void) DEFINE(PGD_T_LOG2, PGD_T_LOG2); DEFINE(PTE_T_LOG2, PTE_T_LOG2); #end...
e433ea1fb03c10debf101019668b83abed041c24
Analyze and fix the following issue in the Linux kernel code: ixgbe: fix setting of promisc mode when using mac-vlans
Problem Details: Introduce uc_set_promisc flag to fix enabling of promisc mode when exceeding the number of supported RAR entries. Issue discovered by Ben Greear when using mac-vlans. Reported-by: Ben Greear <greearb@candelatech.com> Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com> Signed-off-by: Jeff Kirsher...
```diff diff --git a/drivers/net/ixgbe/ixgbe_common.c b/drivers/net/ixgbe/ixgbe_common.c index 6eb5814ca7da..753f2ab39d7f 100644 --- a/drivers/net/ixgbe/ixgbe_common.c +++ b/drivers/net/ixgbe/ixgbe_common.c @@ -1392,14 +1392,17 @@ s32 ixgbe_update_uc_addr_list_generic(struct ixgbe_hw *hw, fctrl = IXGBE_READ_REG(hw,...
709c4efb68cccd2de9a7d63b1f90276b1617e613
Analyze and fix the following issue in the Linux kernel code: mtd: map.h: add missing bug.h include
Problem Details: Signed-off-by: Kevin Cernekee <cernekee@gmail.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
```diff diff --git a/include/linux/mtd/map.h b/include/linux/mtd/map.h index b981b8772217..01703d425986 100644 --- a/include/linux/mtd/map.h +++ b/include/linux/mtd/map.h @@ -7,6 +7,7 @@ #include <linux/types.h> #include <linux/list.h> #include <linux/string.h> +#include <linux/bug.h> #include <linux/mtd/compatma...
0ffe0ce36e07185c693e3ff06ab5b3b6c30780ee
Analyze and fix the following issue in the Linux kernel code: mtd: sst25l: fix multi-part messages with broken spi masters
Problem Details: Some SPI masters (ep93xx) have limitations when using the SFRMOUT signal for the spi device chip select. The SFRMOUT signal is only asserted as long as the spi transmit fifo contains data. As soon as the last bit is clocked into the receive fifo it gets deasserted. The functions sst25l_status and ss...
```diff diff --git a/drivers/mtd/devices/sst25l.c b/drivers/mtd/devices/sst25l.c index bcf040beb835..ab5d8cd02a15 100644 --- a/drivers/mtd/devices/sst25l.c +++ b/drivers/mtd/devices/sst25l.c @@ -73,15 +73,25 @@ static struct flash_info __initdata sst25l_flash_info[] = { static int sst25l_status(struct sst25l_flash *...
564b84978df2bf83d334940f1a1190702579f79f
Analyze and fix the following issue in the Linux kernel code: mtd: cfi_cmdset_0002: do not fail on no extended query table as they are both optional
Problem Details: After looking at AMD's CFI specification [1], both of the extended query tables are optional. Thus, it looks like relying that at least one of those tables exist is a bug in cfi_cmdset_0002. This patch inverts the logic and checks for unlock function pointers before exiting on error. This approach lea...
```diff diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c index c16b8cecc3a8..ce38d3d049ef 100644 --- a/drivers/mtd/chips/cfi_cmdset_0002.c +++ b/drivers/mtd/chips/cfi_cmdset_0002.c @@ -357,65 +357,66 @@ struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary) if (cfi...
2f2a74e637b7ea4a52a7aea82f2a1835749d3a35
Analyze and fix the following issue in the Linux kernel code: msm: dma: add 7x30 security domain abstraction
Problem Details: The MSM SOC's DMA controller contains several security domains. On the MSM7x00, only security domain 3 is accessible to our CPU. The 7x30, however, uses security domain 2. Fix up the register definition macros to select this appropriately, based on configured target. Signed-off-by: Daniel Walker <dwa...
```diff diff --git a/arch/arm/mach-msm/include/mach/dma.h b/arch/arm/mach-msm/include/mach/dma.h index 5ab5bdffab07..04c51cc04f31 100644 --- a/arch/arm/mach-msm/include/mach/dma.h +++ b/arch/arm/mach-msm/include/mach/dma.h @@ -41,40 +41,42 @@ int msm_dmov_exec_cmd(unsigned id, unsigned int cmdptr); #define DMOV_SD2(of...
5d2be7cb198a0a6bc6088d3806fb7261b184ad89
Analyze and fix the following issue in the Linux kernel code: perf trace scripts: Fix typos in perf-trace-python.txt
Problem Details: option option -> option special special -> special Signed-off-by: Kirill Smelkov <kirr@mns.spb.ru> Cc: Tom Zanussi <tzanussi@gmail.com> LKML-Reference: <1273747165-17242-1-git-send-email-kirr@mns.spb.ru> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
```diff diff --git a/tools/perf/Documentation/perf-trace-python.txt b/tools/perf/Documentation/perf-trace-python.txt index 864aac283a7b..693be804dd3d 100644 --- a/tools/perf/Documentation/perf-trace-python.txt +++ b/tools/perf/Documentation/perf-trace-python.txt @@ -182,7 +182,7 @@ mean either that the record step reco...
2e6cdf996ba43ce0b090ffbf754f83e17362cd69
Analyze and fix the following issue in the Linux kernel code: perf tools: change event inheritance logic in stat and record
Problem Details: By default, event inheritance across fork and pthread_create was on but the -i option of stat and record, which enabled inheritance, led to believe it was off by default. This patch fixes this logic by inverting the meaning of the -i option. By default inheritance is on whether you attach to a proces...
```diff diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index 020d871c7934..34e255fc3e2f 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt @@ -69,8 +69,8 @@ OPTIONS Output file name. -i:: ---inherit:: - Child tasks ...
8a0ecfb8b47dc765fdf460913231876bbc95385e
Analyze and fix the following issue in the Linux kernel code: perf hist: Fix missing getline declaration
Problem Details: hist.c needs to include util.h so that it gets stdio.h inclusion with __GNU_SOURCE defined. Fixes: util/hist.c: In function ‘hist_entry__parse_objdump_line’: util/hist.c:931: erreur: implicit declaration of function ‘getline’ util/hist.c:931: erreur: nested extern declaration of ‘getline’ Signed-o...
```diff diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index 451d2e45d843..5dc4f8429eda 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -1,3 +1,4 @@ +#include "util.h" #include "hist.h" #include "session.h" #include "sort.h" ```
8769e1c7177fd9f6981042bcc6c2851c99a4a7e7
Analyze and fix the following issue in the Linux kernel code: perf hist: Fix hists__browse no-newt case
Problem Details: Fix mistake in a parameter type of the no-newt hists__browse() version. Fixes: builtin-report.c: In function ‘__cmd_report’: builtin-report.c:314: erreur: incompatible type for argument 1 of ‘hists__browse’ Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: ...
```diff diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h index ed9c06734965..0b4c8df914bd 100644 --- a/tools/perf/util/hist.h +++ b/tools/perf/util/hist.h @@ -78,7 +78,7 @@ void hists__filter_by_dso(struct hists *self, const struct dso *dso); void hists__filter_by_thread(struct hists *self, const struct th...
1c5250d6163dac28be3afabdfb6c723f107051b7
Analyze and fix the following issue in the Linux kernel code: serial: imx.c: fix CTS trigger level lower to avoid lost chars
Problem Details: The imx CTS trigger level is left at its reset value that is 32 chars. Since the RX FIFO has 32 entries, when CTS is raised, the FIFO already is full. However, some serial port devices first empty their TX FIFO before stopping when CTS is raised, resulting in lost chars. This patch sets the trigger le...
```diff diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c index 4315b23590bd..eacb588a9345 100644 --- a/drivers/serial/imx.c +++ b/drivers/serial/imx.c @@ -120,7 +120,8 @@ #define MX2_UCR3_RXDMUXSEL (1<<2) /* RXD Muxed Input Select, on mx2/mx3 */ #define UCR3_INVT (1<<1) /* Inverted Infrared transmissi...
77945febbe60a69e9dcab7f49d33a1aa1e436973
Analyze and fix the following issue in the Linux kernel code: tty: Fix unbalanced BKL handling in error path
Problem Details: Arnd noted: After the "retry_open:" label, we first get the tty_mutex and then the BKL. However a the end of tty_open, we jump back to retry_open with the BKL still held. If we run into this case, the tty_open function will be left with the BKL still held. Signed-off-by: Alan Cox <alan@linux.intel.co...
```diff diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c index 6da962c9b21c..d71f0fc34b46 100644 --- a/drivers/char/tty_io.c +++ b/drivers/char/tty_io.c @@ -1875,6 +1875,7 @@ got_driver: */ if (filp->f_op == &hung_up_tty_fops) filp->f_op = &tty_fops; + unlock_kernel(); goto retry_open; } un...
e6114fa1d1d6a588766f28081b971047dd3e5def
Analyze and fix the following issue in the Linux kernel code: serial: mpc52xx_uart: fix null pointer dereference
Problem Details: Commit 6acc6833510db8f72b5ef343296d97480555fda9 introduced NULL pointer dereference and kernel crash on ppc32 machines while booting. Fix this bug now. Reported-by: Leonardo Chiquitto <leonardo.lists@gmail.com> Tested-by: Leonardo Chiquitto <leonardo.lists@gmail.com> Signed-off-by: Anatolij Gustschin ...
```diff diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c index a176ab4bd65b..02469c31bf0b 100644 --- a/drivers/serial/mpc52xx_uart.c +++ b/drivers/serial/mpc52xx_uart.c @@ -1467,7 +1467,7 @@ mpc52xx_uart_init(void) /* * Map the PSC FIFO Controller and init if on MPC512x. */ - if (psc_o...
fa6bd996db2fbecd7a9a408c158105c55a51fe41
Analyze and fix the following issue in the Linux kernel code: powerpc/fsl-booke: Fix InstructionTLBError execute permission check
Problem Details: In CONFIG_PTE_64BIT the PTE format has unique permission bits for user and supervisor execute. However on !CONFIG_PTE_64BIT we overload the supervisor bit to imply user execute with _PAGE_USER set. This allows us to use the same permission check mask for user or supervisor code on !CONFIG_PTE_64BIT. ...
```diff diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S index 725526547994..edd4a57fd29e 100644 --- a/arch/powerpc/kernel/head_fsl_booke.S +++ b/arch/powerpc/kernel/head_fsl_booke.S @@ -639,6 +639,13 @@ interrupt_base: rlwinm r12,r12,0,16,1 mtspr SPRN_MAS1,r12 + /* Make up...
d73e4923d1b3311dda4cd1bd5d3596d75af1d1c3
Analyze and fix the following issue in the Linux kernel code: iwlwifi: split debug and debugfs options
Problem Details: It may be desirable in some systems to have insight into the driver via debugfs, but not affect its operation via the debug logging code that is inserted everywhere when DEBUG is configured. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.co...
```diff diff --git a/drivers/net/wireless/iwlwifi/Kconfig b/drivers/net/wireless/iwlwifi/Kconfig index dc8ed1527666..6491e27baac5 100644 --- a/drivers/net/wireless/iwlwifi/Kconfig +++ b/drivers/net/wireless/iwlwifi/Kconfig @@ -30,9 +30,11 @@ config IWLWIFI_DEBUG config IWLWIFI_DEBUGFS bool "iwlagn debugfs s...
b2e640d4851abfe6b03fc91597d0b8378c629907
Analyze and fix the following issue in the Linux kernel code: iwlagn: use firmware event/error log information
Problem Details: In order to debug problems before the ALIVE notification is received, new firmware files contain the event/error log information in the file. Use that information. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
```diff diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index f62a345d71dc..845d0eeb0c86 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -1543,6 +1543,9 @@ struct iwlagn_firmware_pieces { size_t inst_size, data_size, init...
9c5ac091b269912cd30fade987f4bc615ef3be90
Analyze and fix the following issue in the Linux kernel code: iwlwifi: fix and add missing sta_lock usage
Problem Details: There are a few places where sta_lock is used, but the station information protected by it is accessed outside of the lock. Address this in two ways, if the access won't sleep then just move the access into the lock, if the access can sleep then copy the needed station information to the stack to be ac...
```diff diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index 0eb0faa9d3cf..5ffbce8f4563 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -946,8 +946,7 @@ void iwl3945_hw_build_tx_cmd_rate(struct iwl_priv *priv, ...
da73511d4316c4e3efe903e123286c5b55a1999f
Analyze and fix the following issue in the Linux kernel code: iwlwifi: improve station debugfs
Problem Details: The stations debugfs entry doesn't even show the stations' MAC addresses Also, the TID information is formatted very oddly, and misses the important tfds_in_queue variable. Fix this to make the file more useful. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Reinette Chatre <rei...
```diff diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c index 9793050e715a..5e12c96cc35e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c @@ -303,45 +303,35 @@ static ssize_t iwl_dbgfs_stations_read(struct file ...
bd808947040ba53b2b0e52dde598a9414fb27bba
Analyze and fix the following issue in the Linux kernel code: Davinci: aintc/cpintc - use ioremap()
Problem Details: This patch implements the following: - interrupt initialization uses ioremap() instead of passing a virtual address via davinci_soc_info. - machine definitions directly point to cp_intc_init() or davinci_irq_init() - davinci_intc_type and davinci_intc_base now get initialized in controller ...
```diff diff --git a/arch/arm/mach-davinci/board-da830-evm.c b/arch/arm/mach-davinci/board-da830-evm.c index 8f079d2f1af9..212d97084bd7 100644 --- a/arch/arm/mach-davinci/board-da830-evm.c +++ b/arch/arm/mach-davinci/board-da830-evm.c @@ -561,14 +561,6 @@ static int __init da830_evm_console_init(void) console_initcall...
a6374f53405b719c767c6318fe052a6d8f32cd89
Analyze and fix the following issue in the Linux kernel code: davinci: edma: fix coding style issue related to breaking lines
Problem Details: In the edma driver, most of the long lines in 'if condition' are broken after the logical operator '&&' except two instances. This patch fixes that to bring consistency across the file. Signed-off-by: Sekhar Nori <nsekhar@ti.com> Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
```diff diff --git a/arch/arm/mach-davinci/dma.c b/arch/arm/mach-davinci/dma.c index 1922d461387e..d33827aadda7 100644 --- a/arch/arm/mach-davinci/dma.c +++ b/arch/arm/mach-davinci/dma.c @@ -351,8 +351,8 @@ static irqreturn_t dma_irq_handler(int irq, void *data) dev_dbg(data, "dma_irq_handler\n"); - if ((edma_sha...
002baeecf53677d2034113e34197ec221f42e037
Analyze and fix the following issue in the Linux kernel code: vfs: Fix O_NOFOLLOW behavior for paths with trailing slashes
Problem Details: According to specification mkdir d; ln -s d a; open("a/", O_NOFOLLOW | O_RDONLY) should return success but currently it returns ELOOP. This is a regression caused by path lookup cleanup patch series. Fix the code to ignore O_NOFOLLOW in case the provided path has trailing slashes. Cc: Andrew Mort...
```diff diff --git a/fs/namei.c b/fs/namei.c index a7dce91a7e42..16df7277a92e 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1641,7 +1641,7 @@ static struct file *do_last(struct nameidata *nd, struct path *path, if (nd->last.name[nd->last.len]) { if (open_flag & O_CREAT) goto exit; - nd->flags |= LOOKUP_DIRECTO...
aadff49c56f921d18cc280cbf087a550c67bbd02
Analyze and fix the following issue in the Linux kernel code: mtd/nand: Fix denali build on ppc64
Problem Details: drivers/mtd/nand/denali.c:1427: error: conflicting types for ‘enable_dma’ arch/powerpc/include/asm/dma.h:189: note: previous definition of ‘enable_dma’ was here Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
```diff diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c index 8a6ce0dd9537..ca03428b59cc 100644 --- a/drivers/mtd/nand/denali.c +++ b/drivers/mtd/nand/denali.c @@ -1424,7 +1424,7 @@ static bool handle_ecc(struct denali_nand_info *denali, uint8_t *buf, } /* programs the controller to either enable...
e94c67436efa22af7d8b7d19c885863246042543
Analyze and fix the following issue in the Linux kernel code: netfilter: bridge-netfilter: fix crash in br_nf_forward_finish()
Problem Details: [ 4593.956206] BUG: unable to handle kernel NULL pointer dereference at 0000000000000018 [ 4593.956219] IP: [<ffffffffa03357a4>] br_nf_forward_finish+0x154/0x170 [bridge] [ 4593.956232] PGD 195ece067 PUD 1ba005067 PMD 0 [ 4593.956241] Oops: 0000 [#1] SMP [ 4593.956248] last sysfs file: /sys/devices/LNX...
```diff diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c index 93f80fefa496..44420992f72f 100644 --- a/net/bridge/br_netfilter.c +++ b/net/bridge/br_netfilter.c @@ -643,10 +643,10 @@ static int br_nf_forward_finish(struct sk_buff *skb) skb->pkt_type = PACKET_OTHERHOST; nf_bridge->mask ^= BRNF_...
06fe53beb636294587d8e94ef83c06cef07c21fd
Analyze and fix the following issue in the Linux kernel code: driver core: Early dev_name() depends on slab_is_available().
Problem Details: The early dev_name() setup needs to do an allocation which can only be satisfied under slab_is_available() conditions. Some of the early platform drivers may be initialized before this point, and those still need to contend themselves with an empty dev_name. This fixes up a regression with the SH earl...
```diff diff --git a/drivers/base/platform.c b/drivers/base/platform.c index f2377f3d95e5..ef51b0083840 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -1244,7 +1244,7 @@ static int __init early_platform_driver_probe_id(char *class_str, * dev_name() and others to be used before the * res...
538722ca3b762023ac65cec214901a1ebff8b575
Analyze and fix the following issue in the Linux kernel code: microblaze: fix get_user/put_user side-effects
Problem Details: The Microblaze implementations of get_user() and (MMU) put_user() evaluate the address argument more than once. This causes unexpected side-effects for invocations that include increment operators, i.e. get_user(foo, bar++). This patch also removes the distinction between MMU and noMMU put_user(). Wi...
```diff diff --git a/arch/microblaze/include/asm/uaccess.h b/arch/microblaze/include/asm/uaccess.h index 446bec29b142..26460d15b338 100644 --- a/arch/microblaze/include/asm/uaccess.h +++ b/arch/microblaze/include/asm/uaccess.h @@ -182,6 +182,39 @@ extern long __user_bad(void); * Returns zero on success, or -EFAULT on...
5e85391b3badd3f0e50ebdd0cafe0202a979f73a
Analyze and fix the following issue in the Linux kernel code: x86, watchdog: Fix build error in hw_nmi.c
Problem Details: On some configs the following build error triggers: arch/x86/kernel/apic/hw_nmi.c:35: error: 'apic' undeclared (first use in this function) arch/x86/kernel/apic/hw_nmi.c:35: error: (Each undeclared identifier is reported only once arch/x86/kernel/apic/hw_nmi.c:35: error: for each function it appear...
```diff diff --git a/arch/x86/kernel/apic/hw_nmi.c b/arch/x86/kernel/apic/hw_nmi.c index 3b40082f0371..cefd6942f0e9 100644 --- a/arch/x86/kernel/apic/hw_nmi.c +++ b/arch/x86/kernel/apic/hw_nmi.c @@ -8,6 +8,7 @@ * Bits copied from original nmi.c file * */ +#include <asm/apic.h> #include <linux/cpumask.h> #inc...
720019908fd5a1bb442bb0a35a6027ba21864d25
Analyze and fix the following issue in the Linux kernel code: x86, perf: P4 PMU -- use hash for p4_get_escr_idx()
Problem Details: Linear search over all p4 MSRs should be fine if only we would not use it in events scheduling routine which is pretty time critical. Lets use hashes. It should speed scheduling up significantly. v2: Steven proposed to use more gentle approach than issue BUG on error, so we use WARN_ONCE now Sign...
```diff diff --git a/arch/x86/kernel/cpu/perf_event_p4.c b/arch/x86/kernel/cpu/perf_event_p4.c index a603930271f3..cb875b1e2e87 100644 --- a/arch/x86/kernel/cpu/perf_event_p4.c +++ b/arch/x86/kernel/cpu/perf_event_p4.c @@ -668,66 +668,80 @@ static void p4_pmu_swap_config_ts(struct hw_perf_event *hwc, int cpu) } } ...
e98cac447cc1cc418dff1d610a5c79c4f2bdec7f
Analyze and fix the following issue in the Linux kernel code: e1000e: Fix/cleanup PHY reset code for ICHx/PCHx
Problem Details: i) Fixes a bug where e1000_sw_lcd_config_ich8lan() was calling e1000_lan_init_done_ich8lan() to poll the STATUS.LAN_INIT_DONE bit to make sure the MAC had completed the PHY configuration. However, e1000_lan_init_done_ich8lan() had already been called in one of the two places where PHY reset occurs for...
```diff diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c index 2b2cffc017be..10360fb596aa 100644 --- a/drivers/net/e1000e/ich8lan.c +++ b/drivers/net/e1000e/ich8lan.c @@ -850,9 +850,6 @@ static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw) if (!(data & sw_cfg_mask)) goto out; - /* ...
a65a4a0d51eaf9e5715dc24f8820c8689c3719a5
Analyze and fix the following issue in the Linux kernel code: e1000e: fix checks for manageability enabled and management pass-through
Problem Details: The mac->arc_subsystem was being incorrectly used to flag whether or not manageability was enabled when it should only be used to state whether the ARC (Host interface) subsystem is available on a particular MAC _and_ only valid when any manageability is enabled. The ARC subsystem is currently only ava...
```diff diff --git a/drivers/net/e1000e/82571.c b/drivers/net/e1000e/82571.c index 1e73eddee24a..8bad24da2289 100644 --- a/drivers/net/e1000e/82571.c +++ b/drivers/net/e1000e/82571.c @@ -234,9 +234,6 @@ static s32 e1000_init_mac_params_82571(struct e1000_adapter *adapter) mac->mta_reg_count = 128; /* Set rar entry ...
14e2cfbb79712f07962be027016868ba487c696b
Analyze and fix the following issue in the Linux kernel code: netxen: to fix onchip memory access.
Problem Details: Remove unnecessary remap of the region in bar 0 to access onhip memory for NX3031. Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com> Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c index 87bc910f9772..be6398860781 100644 --- a/drivers/net/netxen/netxen_nic_hw.c +++ b/drivers/net/netxen/netxen_nic_hw.c @@ -32,7 +32,6 @@ #define MASK(n) ((1ULL<<(n))-1) #define MN_WIN(addr) (((addr & 0x1fc0000) >> 1) | ((a...
215387a4b51f346418c285176f752ccf3609b6fb
Analyze and fix the following issue in the Linux kernel code: netxen: remove unnecessary size checks
Problem Details: NX3031 have 64bit on card memory. Fix the limit check to 64MB and remove unnecessary 128bit read/write check. Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com> Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h index d9300688ccb4..d8bd73d7e296 100644 --- a/drivers/net/netxen/netxen_nic_hdr.h +++ b/drivers/net/netxen/netxen_nic_hdr.h @@ -681,14 +681,8 @@ enum { #define MIU_TEST_AGT_ADDR_HI (0x08) #define MIU_TEST_AGT_WRDATA_LO (0...
f8e21f8fe2253e2ed5b9189b9dd5ff7e51af307c
Analyze and fix the following issue in the Linux kernel code: netxen: fix register usage
Problem Details: o For NX3031, MSI_MODE, CAPABILITIES_FW and SCRATCHPAD registers are obsolete. These register addresses can be used for different purpose. Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c index aecba787f7c8..20f7c58bd092 100644 --- a/drivers/net/netxen/netxen_nic_ethtool.c +++ b/drivers/net/netxen/netxen_nic_ethtool.c @@ -632,6 +632,9 @@ static int netxen_nic_reg_test(struct net_device *dev) if ((dat...
c68ca7b72017f8f52e7aed0d2a6ecfaede133b6b
Analyze and fix the following issue in the Linux kernel code: tipc: add tipc_ prefix to fcns targeted for un-inlining
Problem Details: These functions have enough code in them such that they seem like sensible targets for un-inlining. Prior to doing that, this adds the tipc_ prefix to the functions, so that in the event of a panic dump or similar, the subsystem from which the functions come from is immediately clear. Signed-off-by: ...
```diff diff --git a/net/tipc/addr.h b/net/tipc/addr.h index 3ba67e6ce03e..4d4aee0e4232 100644 --- a/net/tipc/addr.h +++ b/net/tipc/addr.h @@ -67,7 +67,7 @@ static inline int may_route(u32 addr) return(addr ^ tipc_own_addr) >> 11; } -static inline int in_scope(u32 domain, u32 addr) +static inline int tipc_in_scope...
061e2fd16863009c8005b4b5fdfb75c7215c0b99
Analyze and fix the following issue in the Linux kernel code: KVM: SVM: Fix wrong intercept masks on 32 bit
Problem Details: This patch makes KVM on 32 bit SVM working again by correcting the masks used for iret interception. With the wrong masks the upper 32 bits of the intercepts are masked out which leaves vmrun unintercepted. This is not legal on svm and the vmrun fails. Bug was introduced by commits 95ba827313 and 3cfc3...
```diff diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 2ba58206812a..737361fcd503 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -2067,7 +2067,7 @@ static int cpuid_interception(struct vcpu_svm *svm) static int iret_interception(struct vcpu_svm *svm) { ++svm->vcpu.stat.nmi_window_exits; - s...
769d9968e42c995eaaf61ac5583d998f32e0769a
Analyze and fix the following issue in the Linux kernel code: Revert "PCI: update bridge resources to get more big ranges in PCI assign unssigned"
Problem Details: This reverts commit 977d17bb1749517b353874ccdc9b85abc7a58c2a, because it can cause problems with some devices not getting any resources at all when the resource tree is re-allocated. For an example of this, see https://bugzilla.kernel.org/show_bug.cgi?id=15960 (originally https://bugtrack.alsa-proj...
```diff diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index 4fe36d2e1049..19b111383f62 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -838,65 +838,11 @@ static void pci_bus_dump_resources(struct pci_bus *bus) } } -static int __init pci_bus_get_depth(struct pci_bus *bus) -{ -...
7ac512aa8237c43331ffaf77a4fd8b8d684819ba
Analyze and fix the following issue in the Linux kernel code: CacheFiles: Fix error handling in cachefiles_determine_cache_security()
Problem Details: cachefiles_determine_cache_security() is expected to return with a security override in place. However, if set_create_files_as() fails, we fail to do this. In this case, we should just reinstate the security override that was set by the caller. Furthermore, if set_create_files_as() fails, we should ...
```diff diff --git a/fs/cachefiles/security.c b/fs/cachefiles/security.c index b5808cdb2232..039b5011d83b 100644 --- a/fs/cachefiles/security.c +++ b/fs/cachefiles/security.c @@ -77,6 +77,8 @@ static int cachefiles_check_cache_dir(struct cachefiles_cache *cache, /* * check the security details of the on-disk cache ...
19cc36c0f0457e5c6629ec24036fbbe8255c88ec
Analyze and fix the following issue in the Linux kernel code: lockup_detector: Fix forgotten config conversion
Problem Details: Fix forgotten CONFIG_DETECT_SOFTLOCKUP -> CONFIG_LOCKUP_DETECTOR in sched.h Fixes: arch/x86/built-in.o: In function `touch_nmi_watchdog': (.text+0x1bd59): undefined reference to `touch_softlockup_watchdog' kernel/built-in.o: In function `show_state_filter': (.text+0x10d01): undefined reference to ...
```diff diff --git a/include/linux/sched.h b/include/linux/sched.h index 33f9b2ad0bbb..3958e0cd24f7 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -311,7 +311,7 @@ extern void scheduler_tick(void); extern void sched_show_task(struct task_struct *p); -#ifdef CONFIG_DETECT_SOFTLOCKUP +#ifdef CONFI...
1cd2620ca9332943c9fff84c0c9240982534d840
Analyze and fix the following issue in the Linux kernel code: mtd/nand/sh_flctl: Move function mtd_to_flctl to fix build failure
Problem Details: This patch fixes a build failure[1] by simply moving the function mtd_to_flctl beneath the definition of sh_flctl which it uses. BF introduced by patch 'mtd/nand/sh_flctl: Replace the dangerous mtd_to_flctl macro' (67026418) Signed-off-by: Peter Huewe <peterhuewe@gmx.de> Signed-off-by: David Woodhous...
```diff diff --git a/include/linux/mtd/sh_flctl.h b/include/linux/mtd/sh_flctl.h index 178b5c26c995..9cf4c4c79555 100644 --- a/include/linux/mtd/sh_flctl.h +++ b/include/linux/mtd/sh_flctl.h @@ -93,11 +93,6 @@ #define INIT_FL4ECCRESULT_VAL 0x03FF03FF #define LOOP_TIMEOUT_MAX 0x00010000 -static inline struct sh_flct...
58687acba59266735adb8ccd9b5b9aa2c7cd205b
Analyze and fix the following issue in the Linux kernel code: lockup_detector: Combine nmi_watchdog and softlockup detector
Problem Details: The new nmi_watchdog (which uses the perf event subsystem) is very similar in structure to the softlockup detector. Using Ingo's suggestion, I combined the two functionalities into one file: kernel/watchdog.c. Now both the nmi_watchdog (or hardlockup detector) and softlockup detector sit on top of th...
```diff diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 839b21b0699a..dfe8d1c226c6 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1777,6 +1777,8 @@ and is between 256 and 4096 characters. It is defined in the file nousb [U...
6b97cb04f2766513c57b57f8ac4b44915296230f
Analyze and fix the following issue in the Linux kernel code: rt2x00: Fix beacon descriptor writing for rt61pci.
Problem Details: The buffer address descriptor word is not part of the TXINFO structure needed for beacons. The current writing of that word for beacons is therefore an out-of-bounds write. Fix this by only writing the buffer address descriptor word for TX queues. Signed-off-by: Gertjan van Wingerde <gwingerde@gmail.c...
```diff diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 24363634e6fd..99c298100fb6 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1801,12 +1801,12 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, rt2...
058897a4e93a6fc6d331e2ef591b2d6571431265
Analyze and fix the following issue in the Linux kernel code: mac80211: fix paged defragmentation
Problem Details: Paged RX skb patch broke the defragmentation. We need to read hdr again after linearization. It fixes following bug http://bugzilla.intellinuxwireless.org/show_bug.cgi?id=2194 Signed-off-by: Zhu, Yi <yi.zhu@intel.com> Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com> Signed-off-by: John W....
```diff diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index e4f325f68fd3..8fa99554f4e2 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1252,6 +1252,12 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx) if (skb_linearize(rx->skb)) return RX_DROP_UNUSABLE; + /* + * skb_linearize() might c...
8116daf2146d8fbc5d8d925984b3d4fd34dba1b4
Analyze and fix the following issue in the Linux kernel code: ath9k_htc: Fix array overflow
Problem Details: Use ENDPOINT_MAX instead of HST_ENDPOINT_MAX. This fixes a stack corruption issue. This is based on a patch sent by Dan Carpenter <error27@gmail.com>. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdri...
```diff diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c index e86e1728c8de..064397fd738e 100644 --- a/drivers/net/wireless/ath/ath9k/htc_hst.c +++ b/drivers/net/wireless/ath/ath9k/htc_hst.c @@ -39,7 +39,7 @@ static struct htc_endpoint *get_next_avail_ep(struct htc_endpoi...
d8c49ffb2e2a47b23fec7f469435e7b112e2e569
Analyze and fix the following issue in the Linux kernel code: ath9k_htc: Fix target ready race condition
Problem Details: The ready message from the target could be processed before the host HW init has completed. In this case, htc_process_target_rdy() would assume the target has timed out, when it hasn't. Fix this by checking if the target has sent the ready message properly. Signed-off-by: Sujith <Sujith.Manoharan@athe...
```diff diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c index 17111fc1d2cc..dc015077a8d9 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c @@ -81,6 +81,11 @@ static int ath9k_htc_wait_for_target(struc...
b8d92c9c141ee3dc9b3537b1f0ffb4a54ea8d9b2
Analyze and fix the following issue in the Linux kernel code: mac80211: don't process work item with wrong frame
Problem Details: When we process a frame, we currently just match it to the work struct by the MAC addresses, and not by the work type. This means that we can end up doing the work for an association request item when (for whatever reason) we receive another frame type, for example a probe response. Processing the wron...
```diff diff --git a/net/mac80211/work.c b/net/mac80211/work.c index 1e1ea3007b06..b0ba58589ca3 100644 --- a/net/mac80211/work.c +++ b/net/mac80211/work.c @@ -32,6 +32,7 @@ #define IEEE80211_MAX_PROBE_TRIES 5 enum work_action { + WORK_ACT_MISMATCH, WORK_ACT_NONE, WORK_ACT_TIMEOUT, WORK_ACT_DONE, @@ -574,7 +57...
d009559a4215c71694b1a29ec0e520453087a9f6
Analyze and fix the following issue in the Linux kernel code: OMAP: GPIO: remove duplicate debugfs interface
Problem Details: The generic gpiolib provides a debugfs interface to GPIOs which provides identical (but nicer looking) data as the OMAP specific one. This patch completely drops the OMAP specific interface (/debug/omap_gpio) in favor of using the generic one (/debug/gpio.) Signed-off-by: Kevin Hilman <khilman@deepro...
```diff diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c index b895cc9c6b78..955597fd6d35 100644 --- a/arch/arm/plat-omap/gpio.c +++ b/arch/arm/plat-omap/gpio.c @@ -2310,110 +2310,3 @@ static int __init omap_gpio_sysinit(void) } arch_initcall(omap_gpio_sysinit); - - -#ifdef CONFIG_DEBUG_FS - -#inc...
a118b5f3391fc60e1619a79f8ceb070bb7b39b2d
Analyze and fix the following issue in the Linux kernel code: OMAP3: GPIO fixes for off-mode
Problem Details: Off mode is now using the omap2 retention fix code for scanning GPIOs during off-mode transitions. All the *non_wakeup_gpios variables are now used for off-mode transition tracking on OMAP3. This patch fixes cases where GPIO state changes are missed during off-mode. Signed-off-by: Tero Kristo <tero.kr...
```diff diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index ea0000bc5358..5de07db636bd 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -376,14 +376,15 @@ void omap_sram_idle(void) core_next_state = pwrdm_read_next_pwrst(core_pwrdm); if (per_next_state < PWR...
9fda1ac5fa09c49e9148f85be14f55e2bb856c0f
Analyze and fix the following issue in the Linux kernel code: IB/iser: Fix error flow in iser_create_ib_conn_res()
Problem Details: We shouldn't free things here because we free them later. The call tree looks like this: iser_connect() ==> initiating the connection establishment and later iser_cma_handler() => iser_route_handler() => iser_create_ib_conn_res() if we fail here, eventually iser_conn_release() is called, resulting in...
```diff diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c index 78fdecacea35..9876865732f7 100644 --- a/drivers/infiniband/ulp/iser/iser_verbs.c +++ b/drivers/infiniband/ulp/iser/iser_verbs.c @@ -163,10 +163,8 @@ static int iser_create_ib_conn_res(struct iser_conn *ib_conn...
869a2a09e40529f2f3614893c98b27a87a33eaa6
Analyze and fix the following issue in the Linux kernel code: arm: msm: smd: fix initcall prototype compiler warning
Problem Details: This fixes the following warning, arch/arm/mach-msm/smd_debug.c:240: warning: initialization from incompatible pointer type Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
```diff diff --git a/arch/arm/mach-msm/smd_debug.c b/arch/arm/mach-msm/smd_debug.c index 0cc3ef8a94d3..3b2dd717b788 100644 --- a/arch/arm/mach-msm/smd_debug.c +++ b/arch/arm/mach-msm/smd_debug.c @@ -221,13 +221,13 @@ static void debug_create(const char *name, mode_t mode, debugfs_create_file(name, mode, dent, fill, &...
42df2c99162d1da63f11d073059e9633bfec11d0
Analyze and fix the following issue in the Linux kernel code: arm: msm: trout: fix build failure without UART
Problem Details: Without a debug uart selected you get this failure, arch/arm/mach-msm/board-trout.c:85: error: 'MSM_DEBUG_UART_PHYS' undeclared here (not in a function) arch/arm/mach-msm/board-trout.c:86: error: 'MSM_DEBUG_UART_BASE' undeclared here (not in a function) This just removes these lines in that case. Si...
```diff diff --git a/arch/arm/mach-msm/board-trout.c b/arch/arm/mach-msm/board-trout.c index 9793ff45deb4..b88aec269df5 100644 --- a/arch/arm/mach-msm/board-trout.c +++ b/arch/arm/mach-msm/board-trout.c @@ -82,8 +82,10 @@ static void __init trout_map_io(void) } MACHINE_START(TROUT, "HTC Dream") +#ifdef CONFIG_MSM_D...
0aec66d493c1476daa88ec56b1076e51f1ceff0b
Analyze and fix the following issue in the Linux kernel code: arm: msm: smd: fix SMD modem processor sync condition
Problem Details: When booting up we need to wait for the modem processor to partially boot. This is because the modem processor does resource allocation for us. If we don't wait the modem won't honor our requests and we end up crashing or in an unknown state. This change just formalizes the waiting process. Signed-off...
```diff diff --git a/arch/arm/mach-msm/proc_comm.c b/arch/arm/mach-msm/proc_comm.c index 1cbdebf57c37..67e701c7f183 100644 --- a/arch/arm/mach-msm/proc_comm.c +++ b/arch/arm/mach-msm/proc_comm.c @@ -114,4 +114,17 @@ int msm_proc_comm(unsigned cmd, unsigned *data1, unsigned *data2) return ret; } - +/* + * We need t...
34f719b0c25cca6e11164f926fc798c25499aa96
Analyze and fix the following issue in the Linux kernel code: msm/qsd: smd: avoid race condition in smd channel allocation
Problem Details: Don't mark a channel as allocated if we failed to allocate it (perhaps the modem updated one table but not the other, etc) Signed-off-by: Brian Swetland <swetland@google.com> Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
```diff diff --git a/arch/arm/mach-msm/smd.c b/arch/arm/mach-msm/smd.c index 3fbba444e99c..34bcc327aa88 100644 --- a/arch/arm/mach-msm/smd.c +++ b/arch/arm/mach-msm/smd.c @@ -153,7 +153,7 @@ LIST_HEAD(smd_ch_list_dsp); static unsigned char smd_ch_allocated[64]; static struct work_struct probe_work; -static void smd...
03e00cd350c6636b5f2a9854609fea93a5c7b677
Analyze and fix the following issue in the Linux kernel code: [ARM] msm: cleanup smd, separate debugfs support
Problem Details: - pull debug code into smd_debug.c - move necessary structures and defines into smd_private.h - fix some comment formatting, etc Signed-off-by: Brian Swetland <swetland@google.com> Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
```diff diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile index d23fd0bf9fcc..9c3c4019da8a 100644 --- a/arch/arm/mach-msm/Makefile +++ b/arch/arm/mach-msm/Makefile @@ -5,7 +5,7 @@ obj-y += vreg.o obj-y += acpuclock-arm11.o obj-y += clock.o clock-7x01a.o -obj-$(CONFIG_MSM_SMD) += smd.o +obj-$(CONF...
4eab62519f8f58aa5f72787877c459925399d617
Analyze and fix the following issue in the Linux kernel code: arm: msm: warning fix in acpuclock.c
Problem Details: Fixes the following warning, arch/arm/mach-msm/acpuclock-arm11.c:138: warning: 'freq_table' defined but not used when CONFIG_CPU_FREQ_TABLE is not enabled. Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
```diff diff --git a/arch/arm/mach-msm/acpuclock-arm11.c b/arch/arm/mach-msm/acpuclock-arm11.c index f9c9035bd9bb..af5e85b91d02 100644 --- a/arch/arm/mach-msm/acpuclock-arm11.c +++ b/arch/arm/mach-msm/acpuclock-arm11.c @@ -135,6 +135,8 @@ static struct clkctl_acpu_speed acpu_freq_tbl[] = { }; #endif + +#ifdef CONF...
d6ada2577601576099934448a0391bb37296b3db
Analyze and fix the following issue in the Linux kernel code: [ARM] msm: irq: fix lockdep issues
Problem Details: Signed-off-by: Brian Swetland <swetland@google.com>
```diff diff --git a/arch/arm/mach-msm/irq.c b/arch/arm/mach-msm/irq.c index 69ca0dd79bdf..6c8d5f8caef3 100644 --- a/arch/arm/mach-msm/irq.c +++ b/arch/arm/mach-msm/irq.c @@ -101,11 +101,11 @@ static int msm_irq_set_type(unsigned int irq, unsigned int flow_type) if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_F...
0d4993563bde70bc7c7718686bc5c5c089733001
Analyze and fix the following issue in the Linux kernel code: vhost: fix barrier pairing
Problem Details: According to memory-barriers.txt, an smp memory barrier in guest should always be paired with an smp memory barrier in host, and I quote "a lack of appropriate pairing is almost certainly an error". In case of vhost, failure to flush out used index update before looking at the interrupt disable flag co...
```diff diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index e69d238c5af0..49fa953aaf6e 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -1035,7 +1035,12 @@ int vhost_add_used(struct vhost_virtqueue *vq, unsigned int head, int len) /* This actually signals the guest, using eventfd. */ voi...
e7b702b1a8f2a6961367da903217e669be0f099f
Analyze and fix the following issue in the Linux kernel code: Inotify: undefined reference to `anon_inode_getfd'
Problem Details: Fix: fs/built-in.o: In function `sys_inotify_init1': summary.c:(.text+0x347a4): undefined reference to `anon_inode_getfd' found by kautobuild with arms bcmring_defconfig, which ends up with INOTIFY_USER enabled (through the 'default y') but leaves ANON_INODES unset. However, inotify_user.c uses anon...
```diff diff --git a/fs/notify/inotify/Kconfig b/fs/notify/inotify/Kconfig index b3a159b21cfd..4427f8c14239 100644 --- a/fs/notify/inotify/Kconfig +++ b/fs/notify/inotify/Kconfig @@ -17,6 +17,7 @@ config INOTIFY_USER bool "Inotify support for userspace" select ANON_INODES select FSNOTIFY + select ANON_INODES de...
8213466596bf10b75887754773ee13c10cf86f5c
Analyze and fix the following issue in the Linux kernel code: ALSA: ice1724 - Fix ESI Maya44 capture source control
Problem Details: The capture source control of maya44 was wrongly coded with the bit shift instead of the bit mask. Also, the slot for line-in was wrongly assigned (slot 5 instead of 4). Reported-by: Alex Chernyshoff <alexdsp@gmail.com> Cc: <stable@kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
```diff diff --git a/sound/pci/ice1712/maya44.c b/sound/pci/ice1712/maya44.c index 3e1c20ae2f1c..726fd4b92e19 100644 --- a/sound/pci/ice1712/maya44.c +++ b/sound/pci/ice1712/maya44.c @@ -347,7 +347,7 @@ static int maya_gpio_sw_put(struct snd_kcontrol *kcontrol, /* known working input slots (0-4) */ #define MAYA_LIN...
23d021167eebf0df5ccadf4f8de5ccb8d4ac2904
Analyze and fix the following issue in the Linux kernel code: HID: magicmouse: fix input registration
Problem Details: When HIDRAW is not set, hid_hw_start() returns ENODEV as no subsystem has claimed the magicmouse device, and probe routine bails out. Which is not what we want. This happens because magicmouse driver is instantiating the connection to Input subsystem itself, and since commit 28918c211d86b ("HID: magic...
```diff diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c index 0d471fc2ab82..f10d56a15f21 100644 --- a/drivers/hid/hid-magicmouse.c +++ b/drivers/hid/hid-magicmouse.c @@ -354,12 +354,15 @@ static int magicmouse_probe(struct hid_device *hdev, goto err_free; } - ret = hid_hw_start(hdev, HID...
58645c7f36b22d1c7b5ed966ce3f01129fa87813
Analyze and fix the following issue in the Linux kernel code: powerpc/44x: Fix UART clocks on 440SPe
Problem Details: The code to fixup the serial ports on 440SPe uses the incorrect addresses for these. This fixes it. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: Stefan Roese <sr@denx.de> Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
```diff diff --git a/arch/powerpc/boot/4xx.c b/arch/powerpc/boot/4xx.c index 27db8938827a..9d3bd4c45a24 100644 --- a/arch/powerpc/boot/4xx.c +++ b/arch/powerpc/boot/4xx.c @@ -519,7 +519,7 @@ void ibm440ep_fixup_clocks(unsigned int sys_clk, { unsigned int plb_clk = __ibm440eplike_fixup_clocks(sys_clk, tmr_clk, 0); ...
98af057092f8f0dabe63c5df08adc2bbfbddb1d2
Analyze and fix the following issue in the Linux kernel code: ARM: 6126/1: ARM mpcore_wdt: fix build failure and other fixes
Problem Details: This fixes the build failures seen when building mpcore_wdt and it also removes the nonexistent ARM_MPCORE_PLATFORM dependency, instead make it dependent on HAVE_ARM_TWD. Also this fixes spinlock usage appropriately. Signed-off-by: srinidhi kasagar <srinidhi.kasagar@stericsson.com> Acked-by: Linus Wa...
```diff diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 0bf5020d0d32..b87ba23442d2 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -175,7 +175,7 @@ config SA1100_WATCHDOG config MPCORE_WATCHDOG tristate "MPcore watchdog" - depends on ARM_MPCORE_PLATFORM && LOCAL_TIMER...
6a45f7822544c54a2cf070d84f4e85f2fb32ec02
Analyze and fix the following issue in the Linux kernel code: ALSA: virtuoso: fix Xonar D1/DX front panel microphone
Problem Details: Commit 65c3ac885ce9852852b895a4a62212f62cb5f2e9 in 2.6.33 accidentally left out the initialization of the AC97 codec FMIC2MIC bit, which broke recording from the front panel microphone. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Cc: <stable@kernel.org> Signed-off-by: Jaroslav Kysela <perex@pe...
```diff diff --git a/sound/pci/oxygen/xonar_cs43xx.c b/sound/pci/oxygen/xonar_cs43xx.c index 16c226bfcd2b..7c4986b27f2b 100644 --- a/sound/pci/oxygen/xonar_cs43xx.c +++ b/sound/pci/oxygen/xonar_cs43xx.c @@ -56,6 +56,7 @@ #include <sound/pcm_params.h> #include <sound/tlv.h> #include "xonar.h" +#include "cm9780.h" #i...
2a6ce6e5fda4721b35f309acedf4cac61ecbfb04
Analyze and fix the following issue in the Linux kernel code: ALSA: hda - Add hp-dv4 model for IDT 92HD71bx
Problem Details: It turned out that HP dv series have inconsistent the mute-LED GPIO mapping among various models. dv4/7 seem to use GPIO 0 while dv 5/6 seem to use GPIO 3. The previous commit 26ebe0a28986f4845b2c5bea43ac5cc0b9f27f0a ALSA: hda - Fix mute-LED GPIO pin for HP dv series breaks dv5/6. This patch add...
```diff diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index eb4ea3df5d84..a0e06d82da1f 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -104,6 +104,7 @@ enum { STAC_DELL_M4_2, STAC_DELL_M4_3, STAC_HP_M4, + STAC_HP_DV4, STAC_HP_DV5, STAC_HP_HDX,...
545c174d1f093a462b4bb9131b23d5ea72a600e1
Analyze and fix the following issue in the Linux kernel code: [S390] ptrace: fix return value of do_syscall_trace_enter()
Problem Details: strace may change the system call number, so regs->gprs[2] must not be read before tracehook_report_syscall_entry(). This fixes a bug where "strace -f" will hang after a vfork(). Cc: <stable@kernel.org> Signed-off-by: Gerald Schaefer <gerald.schaefer@de.ibm.com> Signed-off-by: Martin Schwidefsky <schw...
```diff diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c index 33fdc5a79764..9f654da4cecc 100644 --- a/arch/s390/kernel/ptrace.c +++ b/arch/s390/kernel/ptrace.c @@ -640,7 +640,7 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request, asmlinkage long do_syscall_trace_enter(struc...
1c1e093cbf6d3a7576ba0bd10363362a1c5c74ee
Analyze and fix the following issue in the Linux kernel code: [S390] dasd: fix race between tasklet and dasd_sleep_on
Problem Details: The various dasd_sleep_on functions use a global wait queue when waiting for a cqr. The wait condition checks the status and devlist fields of the cqr to determine if it is safe to continue. This evaluation may return true, although the tasklet has not finished processing of the cqr and the callback fu...
```diff diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index acf222f91f5a..fa2339cb1681 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -37,6 +37,9 @@ */ #define DASD_CHANQ_MAX_SIZE 4 +#define DASD_SLEEPON_START_TAG (void *) 1 +#define DASD_SLEEPON_END_TAG (void *) 2 +...
b6dacf63e9fb2e7a1369843d6cef332f76fca6a3
Analyze and fix the following issue in the Linux kernel code: ACPI: Unconditionally set SCI_EN on resume
Problem Details: The ACPI spec tells us that the firmware will reenable SCI_EN on resume. Reality disagrees in some cases. The ACPI spec tells us that the only way to set SCI_EN is via an SMM call. https://bugzilla.kernel.org/show_bug.cgi?id=13745 shows us that doing so may break machines. Tracing the ACPI calls made b...
```diff diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c index f9961034e557..82e508677b91 100644 --- a/arch/x86/kernel/acpi/sleep.c +++ b/arch/x86/kernel/acpi/sleep.c @@ -162,8 +162,6 @@ static int __init acpi_sleep_setup(char *str) #endif if (strncmp(str, "old_ordering", 12) == 0) acpi_...
0fe1ac48bef018bed896307cd12f6ca9b5e704ab
Analyze and fix the following issue in the Linux kernel code: powerpc/perf_event: Fix oops due to perf_event_do_pending call
Problem Details: Anton Blanchard found that large POWER systems would occasionally crash in the exception exit path when profiling with perf_events. The symptom was that an interrupt would occur late in the exit path when the MSR[RI] (recoverable interrupt) bit was clear. Interrupts should be hard-disabled at this poi...
```diff diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h index 9f4c9d4f5803..bd100fcf40d0 100644 --- a/arch/powerpc/include/asm/hw_irq.h +++ b/arch/powerpc/include/asm/hw_irq.h @@ -130,43 +130,5 @@ static inline int irqs_disabled_flags(unsigned long flags) */ struct irq_chip; -#if...