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sound: Add missing spin_unlock

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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 <[email protected]>
Signed-off-by: Takashi Iwai <[email protected]>
This commit is contained in:
Julia Lawall 2010-05-26 17:59:27 +02:00 • committed by Takashi Iwai
commit 1efddcc981
2 changed files with 4 additions and 2 deletions
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1
sound/mips/au1x00.c
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@ -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;
}