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From: Oleg Drokin <green@linuxhacker.ru>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-kernel@vger.kernel.org, devel@driverdev.osuosl.org
Cc: Dmitry Eremin <dmitry.eremin@intel.com>,
	Oleg Drokin <oleg.drokin@intel.com>
Subject: [PATCH 13/18] staging/lustre/llite: Fix uninitialized variable
Date: Sun, 22 Jun 2014 21:32:17 -0400	[thread overview]
Message-ID: <1403487142-4880-14-git-send-email-green@linuxhacker.ru> (raw)
In-Reply-To: <1403487142-4880-1-git-send-email-green@linuxhacker.ru>

From: Dmitry Eremin <dmitry.eremin@intel.com>

'f.f_flags' might be used uninitialized in this function.

xattr.c:248: 'f.f_flags' is declared.
xattr.c:244: lump!= ( (void* )0) is true
xattr.c:254: 'f.f_flags' is used, but is uninitialized.

Signed-off-by: Dmitry Eremin <dmitry.eremin@intel.com>
Reviewed-on: http://review.whamcloud.com/10663
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-4629
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: James Simmons <uja.ornl@gmail.com>
Signed-off-by: Oleg Drokin <oleg.drokin@intel.com>
---
 drivers/staging/lustre/lustre/llite/xattr.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/staging/lustre/lustre/llite/xattr.c b/drivers/staging/lustre/lustre/llite/xattr.c
index c6c27bb..c1eff65 100644
--- a/drivers/staging/lustre/lustre/llite/xattr.c
+++ b/drivers/staging/lustre/lustre/llite/xattr.c
@@ -246,6 +246,7 @@ int ll_setxattr(struct dentry *dentry, const char *name,
 			int lum_size = (lump->lmm_magic == LOV_USER_MAGIC_V1) ?
 				sizeof(*lump) : sizeof(struct lov_user_md_v3);
 
+			memset(&f, 0, sizeof(f)); /* f.f_flags is used below */
 			f.f_dentry = dentry;
 			rc = ll_lov_setstripe_ea_info(inode, &f, flags, lump,
 						      lum_size);
-- 
1.9.0


  parent reply	other threads:[~2014-06-23  1:32 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-23  1:32 [PATCH 00/18] Lustre fixes Oleg Drokin
2014-06-23  1:32 ` [PATCH 01/18] staging/lustre/libcfs: revert changes to libcfs_sock_ioctl Oleg Drokin
2014-06-23  1:32 ` [PATCH 02/18] staging/lustre/ptlrpc: Protect request buffer changing Oleg Drokin
2014-06-23  1:32 ` [PATCH 03/18] staging/lustre/llite: Only kill SGID/SUID bits Oleg Drokin
2014-06-23  1:32 ` [PATCH 04/18] staging/lustre: fix frong ldlm flags type used Oleg Drokin
2014-06-23  1:32 ` [PATCH 05/18] staging/lustre/ptlrpc: fix NULL pointer dereference of {exp,imp}_obd Oleg Drokin
2014-06-23  1:32 ` [PATCH 06/18] staging/lustre/mgc: mgc import reconnect race Oleg Drokin
2014-06-23  1:32 ` [PATCH 07/18] staging/lustre/osc: get rid of old checksum initial value Oleg Drokin
2014-06-23  1:32 ` [PATCH 08/18] staging/lustre/ptlrpc: race at req processing Oleg Drokin
2014-06-23  1:32 ` [PATCH 09/18] staging/lustre/mgc: replace hard-coded MGC_ENQUEUE_LIMIT value Oleg Drokin
2014-06-23  1:32 ` [PATCH 10/18] staging/lustre/ptlrpc: Add schedule point to ptlrpc_check_set() Oleg Drokin
2014-06-23  1:32 ` [PATCH 11/18] staging/lustre/obdclass: Fix uninitialized variables Oleg Drokin
2014-06-23  1:32 ` [PATCH 12/18] staging/lustre/osc: osc_extent_truncate()) ASSERTION( !ext->oe_urgent ) failed Oleg Drokin
2014-06-23  1:32 ` Oleg Drokin [this message]
2014-06-23  1:32 ` [PATCH 14/18] staging/lustre/ptlrpc: unlink request buffer correctly Oleg Drokin
2014-06-23  1:32 ` [PATCH 15/18] staging/lustre/obdclass: runtime load lustre client when needed Oleg Drokin
2014-06-23  1:32 ` [PATCH 16/18] staging/lustre/vvp: release mmap_sem in error case Oleg Drokin
2014-06-23  1:32 ` [PATCH 17/18] staging/lustre/llite: fix a flag bug of vvp_io_kernel_fault() Oleg Drokin
2014-06-23  1:32 ` [PATCH 18/18] staging/lustre/lnet: abort messages whose MD has been unlinked Oleg Drokin

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