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audit: fix oops removing watch if audit disabled

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Removing a watched file will oops if audit is disabled (auditctl -e 0).

To reproduce:
- auditctl -e 1
- touch /tmp/foo
- auditctl -w /tmp/foo
- auditctl -e 0
- rm /tmp/foo (or mv)

Signed-off-by: Tony Jones <tonyj@suse.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Tony Jones 2007-06-23 17:16:47 -07:00 committed by Linus Torvalds
parent 266f5aa097
commit 7b018b2888
1 changed files with 1 additions and 1 deletions
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2
kernel/auditfilter.c
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@ -947,7 +947,7 @@ static void audit_update_watch(struct audit_parent *parent,
/* If the update involves invalidating rules, do the inode-based
* filtering now, so we don't omit records. */
if (invalidating &&
if (invalidating && current->audit_context &&
audit_filter_inodes(current, current->audit_context) == AUDIT_RECORD_CONTEXT)
audit_set_auditable(current->audit_context);