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authorRichard Guy Briggs <rgb@redhat.com>2015-08-08 10:20:25 -0400
committerPaul Moore <pmoore@redhat.com>2015-08-12 22:04:07 -0400
commit15ce414b82b07acb99afda6e4d9bd14f317b6011 (patch)
tree4c706f80ba2464f2c94734890b637afdc912f132 /kernel/audit.h
parent34d99af52ad40bd498ba66970579a5bc1fb1a3bc (diff)
fixup: audit: implement audit by executable
The Intel build-bot detected a sparse warning with with a patch I posted a couple of days ago that was accepted in the audit/next tree: Subject: [linux-next:master 6689/6751] kernel/audit_watch.c:543:36: sparse: dereference of noderef expression Date: Friday, August 07, 2015, 06:57:55 PM From: kbuild test robot <fengguang.wu@intel.com> tree: git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: e6455bc5b91f41f842f30465c9193320f0568707 commit: 2e3a8aeb63e5335d4f837d453787c71bcb479796 [6689/6751] Merge remote- tracking branch 'audit/next' sparse warnings: (new ones prefixed by >>) >> kernel/audit_watch.c:543:36: sparse: dereference of noderef expression kernel/audit_watch.c:544:28: sparse: dereference of noderef expression 34d99af5 Richard Guy Briggs 2015-08-05 541 int audit_exe_compare(struct task_struct *tsk, struct audit_fsnotify_mark *mark) 34d99af5 Richard Guy Briggs 2015-08-05 542 { 34d99af5 Richard Guy Briggs 2015-08-05 @543 unsigned long ino = tsk->mm- >exe_file->f_inode->i_ino; 34d99af5 Richard Guy Briggs 2015-08-05 544 dev_t dev = tsk->mm->exe_file- >f_inode->i_sb->s_dev; :::::: The code at line 543 was first introduced by commit :::::: 34d99af52ad40bd498ba66970579a5bc1fb1a3bc audit: implement audit by executable tsk->mm->exe_file requires RCU access. The warning was reproduceable by adding "C=1 CF=-D__CHECK_ENDIAN__" to the build command, and verified eliminated with this patch. Signed-off-by: Richard Guy Briggs <rgb@redhat.com> Signed-off-by: Paul Moore <pmoore@redhat.com>
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