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kernel/auditfilter.c: fix leak in audit_add_rule() error path

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If both 'tree' and 'watch' are valid we must call audit_put_tree(), just
like the preceding code within audit_add_rule().

Signed-off-by: Chen Gang <gang.chen@asianux.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Eric Paris <eparis@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Chen Gang 2013-07-08 15:59:38 -07:00 committed by Linus Torvalds
parent 6beb8a23b5
commit 2f992ee85a
1 changed files with 6 additions and 0 deletions
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6
kernel/auditfilter.c
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@ -865,6 +865,12 @@ static inline int audit_add_rule(struct audit_entry *entry)
err = audit_add_watch(&entry->rule, &list);
if (err) {
mutex_unlock(&audit_filter_mutex);
/*
* normally audit_add_tree_rule() will free it
* on failure
*/
if (tree)
audit_put_tree(tree);
goto error;
}
}