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authorJulia Lawall <julia@diku.dk>2010-05-26 17:59:27 +0200
committerTakashi Iwai <tiwai@suse.de>2010-05-27 09:47:02 +0200
commit1efddcc981c95e62c4e305fd462e3e98b6f9c5cd (patch)
tree9b2bea6600a1bf6c6a11aeca4ec001a793dc5dcc /sound
parentALSA: emu10k1: allow high-resolution mixer controls (diff)
downloadlinux-1efddcc981c95e62c4e305fd462e3e98b6f9c5cd.tar.xz
linux-1efddcc981c95e62c4e305fd462e3e98b6f9c5cd.zip
sound: Add missing spin_unlock
Add a spin_unlock missing on the error path. The semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ expression E1; @@ * spin_lock(E1,...); <+... when != E1 if (...) { ... when != E1 * return ...; } ...+> * spin_unlock(E1,...); // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/mips/au1x00.c1
-rw-r--r--sound/oss/dmasound/dmasound_atari.c5
2 files changed, 4 insertions, 2 deletions
diff --git a/sound/mips/au1x00.c b/sound/mips/au1x00.c
index 3e763d6a5d67..446cf9748664 100644
--- a/sound/mips/au1x00.c
+++ b/sound/mips/au1x00.c
@@ -516,6 +516,7 @@ get the interrupt driven case to work efficiently */
break;
if (i == 0x5000) {
printk(KERN_ERR "au1000 AC97: AC97 command read timeout\n");
+ spin_unlock(&au1000->ac97_lock);
return 0;
}
diff --git a/sound/oss/dmasound/dmasound_atari.c b/sound/oss/dmasound/dmasound_atari.c
index 1f4774123064..13c214466d3b 100644
--- a/sound/oss/dmasound/dmasound_atari.c
+++ b/sound/oss/dmasound/dmasound_atari.c
@@ -1277,7 +1277,7 @@ static irqreturn_t AtaInterrupt(int irq, void *dummy)
* (almost) like on the TT.
*/
write_sq_ignore_int = 0;
- return IRQ_HANDLED;
+ goto out;
}
if (!write_sq.active) {
@@ -1285,7 +1285,7 @@ static irqreturn_t AtaInterrupt(int irq, void *dummy)
* the sq variables, so better don't do anything here.
*/
WAKE_UP(write_sq.sync_queue);
- return IRQ_HANDLED;
+ goto out;
}
/* Probably ;) one frame is finished. Well, in fact it may be that a
@@ -1322,6 +1322,7 @@ static irqreturn_t AtaInterrupt(int irq, void *dummy)
/* We are not playing after AtaPlay(), so there
is nothing to play any more. Wake up a process
waiting for audio output to drain. */
+out:
spin_unlock(&dmasound.lock);
return IRQ_HANDLED;
}