[patch 2/13] s390: enable interrupts on error path.

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From: Stefan Bader <[email protected]>

[patch 2/13] s390: enable interrupts on error path.

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 <[email protected]>
Signed-off-by: Martin Schwidefsky <[email protected]>
---

 drivers/s390/cio/chsc.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff -urpN linux-2.6/drivers/s390/cio/chsc.c linux-2.6-patched/drivers/s390/cio/chsc.c
--- linux-2.6/drivers/s390/cio/chsc.c	2006-04-24 16:47:19.000000000 +0200
+++ linux-2.6-patched/drivers/s390/cio/chsc.c	2006-04-24 16:47:19.000000000 +0200
@@ -635,13 +635,13 @@ __chp_add(struct subchannel_id schid, vo
 		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 &
-
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