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authorTakashi Iwai <tiwai@suse.de>2013-03-17 10:23:40 +0100
committerTakashi Iwai <tiwai@suse.de>2013-03-18 10:06:41 +0100
commit31b6945a899a30f9dffa9cba8ed2e494784810a9 (patch)
tree5396bbb9ff0967a3f1d47928a09319b436f265c0 /sound
parent9ad477a1453be32da4a6f068cc08f9353e224be2 (diff)
downloadvexpress-lsk-31b6945a899a30f9dffa9cba8ed2e494784810a9.tar.gz
ALSA: hda - Fix missing beep detach in patch_conexant.c
This leaks the beep input device after module unload, which leads to Oops. Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=55321 Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/patch_conexant.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 941bf6c766e..1051a88f530 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -3191,11 +3191,17 @@ static int cx_auto_build_controls(struct hda_codec *codec)
return 0;
}
+static void cx_auto_free(struct hda_codec *codec)
+{
+ snd_hda_detach_beep_device(codec);
+ snd_hda_gen_free(codec);
+}
+
static const struct hda_codec_ops cx_auto_patch_ops = {
.build_controls = cx_auto_build_controls,
.build_pcms = snd_hda_gen_build_pcms,
.init = snd_hda_gen_init,
- .free = snd_hda_gen_free,
+ .free = cx_auto_free,
.unsol_event = snd_hda_jack_unsol_event,
#ifdef CONFIG_PM
.check_power_status = snd_hda_gen_check_power_status,