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authorLinus Torvalds <torvalds@linux-foundation.org>2011-04-10 09:56:10 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-04-10 09:56:10 -0700
commit4263a2f1dad8c8e7ce2352a0cbc882c2b0c044a9 (patch)
treee5892af7a7fd7784c5a3dba682b3cc2728ecadcf /sound/pci/hda/patch_sigmatel.c
parent510ec7bc3bf6bc6d87662d16a6136135d747e535 (diff)
parent84f3b6dab973c1a9e941fdd1a55caa44da6d9882 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: ALSA: hda - Don't query connections for widgets have no connections ALSA: HDA: Fix single internal mic on ALC275 (Sony Vaio VPCSB1C5E) ALSA: hda - HDMI: Fix MCP7x audio infoframe checksums ALSA: usb-audio: define another USB ID for a buggy USB MIDI cable ALSA: HDA: Fix dock mic for Lenovo X220-tablet ASoC: format_register_str: Don't clip register values ASoC: PXA: Fix oops in __pxa2xx_pcm_prepare ASoC: zylonite: set .codec_dai_name in initializer
Diffstat (limited to 'sound/pci/hda/patch_sigmatel.c')
-rw-r--r--sound/pci/hda/patch_sigmatel.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 1395991c39f..94d19c03a7f 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -3408,6 +3408,9 @@ static int get_connection_index(struct hda_codec *codec, hda_nid_t mux,
hda_nid_t conn[HDA_MAX_NUM_INPUTS];
int i, nums;
+ if (!(get_wcaps(codec, mux) & AC_WCAP_CONN_LIST))
+ return -1;
+
nums = snd_hda_get_connections(codec, mux, conn, ARRAY_SIZE(conn));
for (i = 0; i < nums; i++)
if (conn[i] == nid)