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[3.5.y.z,extended,stable] Patch "ALSA: rme32.c irq enabling after spin_lock_irq" has been added to staging queue

Message ID 1361895208-27934-1-git-send-email-luis.henriques@canonical.com
State New
Headers show

Commit Message

Luis Henriques Feb. 26, 2013, 4:13 p.m. UTC
This is a note to let you know that I have just added a patch titled

    ALSA: rme32.c irq enabling after spin_lock_irq

to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Luis

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From 8ac4e4f000885aa1a9d7eacf79362e6e3df9cc6b Mon Sep 17 00:00:00 2001
From: Denis Efremov <yefremov.denis@gmail.com>
Date: Mon, 11 Feb 2013 19:04:06 +0400
Subject: [PATCH] ALSA: rme32.c irq enabling after spin_lock_irq

commit f49a59c4471d81a233e09dda45187cc44fda009d upstream.

According to the other code in this driver and similar
code in rme96 it seems, that spin_lock_irq in
snd_rme32_capture_close function should be paired
with spin_unlock_irq.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Denis Efremov <yefremov.denis@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
---
 sound/pci/rme32.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--
1.8.1.2
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Patch

diff --git a/sound/pci/rme32.c b/sound/pci/rme32.c
index 46b3629..f1dec07 100644
--- a/sound/pci/rme32.c
+++ b/sound/pci/rme32.c
@@ -1017,7 +1017,7 @@  static int snd_rme32_capture_close(struct snd_pcm_substream *substream)
 	spin_lock_irq(&rme32->lock);
 	rme32->capture_substream = NULL;
 	rme32->capture_periodsize = 0;
-	spin_unlock(&rme32->lock);
+	spin_unlock_irq(&rme32->lock);
 	return 0;
 }