This is a note to let you know that I've just added the patch titled
ALSA: hda - Fix oops caused by recent commit "Fix internal mic for Lenovo
Ideapad U300s"
to the 3.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
alsa-hda-fix-oops-caused-by-recent-commit-fix-internal-mic-for-lenovo-ideapad-u300s.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 810352f7bc7ee8788c89660bec3b7790e1c215bc Mon Sep 17 00:00:00 2001
From: David Henningsson <[email protected]>
Date: Tue, 10 Apr 2012 13:05:29 +0200
Subject: ALSA: hda - Fix oops caused by recent commit "Fix internal mic for
Lenovo Ideapad U300s"
From: David Henningsson <[email protected]>
commit 83b0c6ba999643ee8ad6329f26e1cdc870e1a920 upstream.
Make sure we don't dereference the "quirk" pointer when it is null.
Reported-by: Dan Carpenter <[email protected]>
Signed-off-by: David Henningsson <[email protected]>
Signed-off-by: Takashi Iwai <[email protected]>
Signed-off-by: Ben Hutchings <[email protected]>
Cc: Weng Meiling <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
sound/pci/hda/patch_conexant.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -4430,7 +4430,9 @@ static void apply_fixup(struct hda_codec
struct conexant_spec *spec = codec->spec;
quirk = snd_pci_quirk_lookup(codec->bus->pci, quirk);
- if (quirk && table[quirk->value]) {
+ if (!quirk)
+ return;
+ if (table[quirk->value]) {
snd_printdd(KERN_INFO "hda_codec: applying pincfg for %s\n",
quirk->name);
apply_pincfg(codec, table[quirk->value]);
Patches currently in stable-queue which might be from
[email protected] are
queue-3.4/alsa-hda-add-inverted-internal-mic-quirk-for-lenovo-s205.patch
queue-3.4/alsa-hda-fix-oops-caused-by-recent-commit-fix-internal-mic-for-lenovo-ideapad-u300s.patch
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