X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=sound%2Fpci%2Fhda%2Fpatch_hdmi.c;h=56e5204ac9c1ee10e66909bd58a921159ed42703;hb=0603006b450004213eeed22d4fbcc103c994c2e6;hp=d0d5ad8beac565b8e5bee7bb61f6e692081083ec;hpb=797cee982eef9195736afc5e7f3b8f613c41d19a;p=karo-tx-linux.git

diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index d0d5ad8beac5..56e5204ac9c1 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -1680,6 +1680,11 @@ static bool check_non_pcm_per_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
 
 	mutex_lock(&codec->spdif_mutex);
 	spdif = snd_hda_spdif_out_of_nid(codec, cvt_nid);
+	/* Add sanity check to pass klockwork check.
+	 * This should never happen.
+	 */
+	if (WARN_ON(spdif == NULL))
+		return true;
 	non_pcm = !!(spdif->status & IEC958_AES0_NONAUDIO);
 	mutex_unlock(&codec->spdif_mutex);
 	return non_pcm;