X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=sound%2Fcore%2Fpcm_misc.c;h=5588b6a1ee8bd0c7fe57388c755899066b312943;hb=64ee750c29dace1341f32f5f10e8015e7cf5bd6c;hp=4866aed97aacc074b8a88e5ff4218ca59d5b7881;hpb=50ddcdb2635c82e195a2557341d759c5b9419bf1;p=platform%2Fkernel%2Flinux-rpi.git

diff --git a/sound/core/pcm_misc.c b/sound/core/pcm_misc.c
index 4866aed..5588b6a 100644
--- a/sound/core/pcm_misc.c
+++ b/sound/core/pcm_misc.c
@@ -433,7 +433,7 @@ int snd_pcm_format_set_silence(snd_pcm_format_t format, void *data, unsigned int
 		return 0;
 	width = pcm_formats[(INT)format].phys; /* physical width */
 	pat = pcm_formats[(INT)format].silence;
-	if (! width)
+	if (!width || !pat)
 		return -EINVAL;
 	/* signed or 1 byte data */
 	if (pcm_formats[(INT)format].signd == 1 || width <= 8) {