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[PATCH] s390: enable interrupts on error path

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Interrupts can stay disabled if an error occurred in _chp_add().  Use
spin_unlock_irq on the error paths to reenable interrupts.

Signed-off-by: Stefan Bader <shbader@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Stefan Bader 2006-04-27 18:40:04 -07:00 committed by Linus Torvalds
parent 329b785bce
commit 6dcfca78d4
1 changed files with 2 additions and 2 deletions
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4
drivers/s390/cio/chsc.c
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@ -635,13 +635,13 @@ __chp_add(struct subchannel_id schid, void *data)
if (sch->schib.pmcw.chpid[i] == chp->id) {
if (stsch(sch->schid, &sch->schib) != 0) {
/* Endgame. */
spin_unlock(&sch->lock);
spin_unlock_irq(&sch->lock);
return -ENXIO;
}
break;
}
if (i==8) {
spin_unlock(&sch->lock);
spin_unlock_irq(&sch->lock);
return 0;
}
sch->lpm = ((sch->schib.pmcw.pim &