From: "Dan Carpenter" <error27@gmail.com>
To: linux-kernel@vger.kernel.org
Subject: [patch] possible NULL deref in alloc_posix_timer()
Date: Mon, 22 Sep 2008 12:32:49 +0300 [thread overview]
Message-ID: <a63d67fe0809220232w1679f074i33629bf37a47f579@mail.gmail.com> (raw)
Found by static checker (http://repo.or.cz/w/smatch.git).
Compile tested.
Signed-off-by: Dan Carpenter <error27@gmail.com>
--- kernel/posix-timers.c.orig 2008-08-29 01:52:02.000000000 +0300
+++ kernel/posix-timers.c 2008-09-20 21:54:19.000000000 +0300
@@ -441,7 +441,7 @@
return tmr;
if (unlikely(!(tmr->sigq = sigqueue_alloc()))) {
kmem_cache_free(posix_timers_cache, tmr);
- tmr = NULL;
+ return NULL;
}
memset(&tmr->sigq->info, 0, sizeof(siginfo_t));
return tmr;
reply other threads:[~2008-09-22 9:32 UTC|newest]
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