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authorIngo Molnar <mingo@kernel.org>2016-08-18 18:41:12 +0200
committerIngo Molnar <mingo@kernel.org>2016-08-18 18:41:12 +0200
commitf594d0b9b34aeb8e3ffa524eaa8a4085afb56d22 (patch)
tree7ef81ad042bcfe78dc0f41e05cebfdbc268871c4 /sound/pci/hda/patch_hdmi.c
parentb3830e8d478cd9fe33e820425ce431c8ef280967 (diff)
parent7b0501b1e7cddd32b265178e32d332bdfbb532d4 (diff)
Merge branch 'x86/urgent' into x86/asm, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'sound/pci/hda/patch_hdmi.c')
-rw-r--r--sound/pci/hda/patch_hdmi.c5
1 files changed, 5 insertions, 0 deletions
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;