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authorSebastian Ott <sebott@linux.vnet.ibm.com>2010-04-22 17:17:05 +0200
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2010-04-22 17:17:19 +0200
commit8821d24cd261aede9b0436cd3252b17a60ccc33a (patch)
tree66762388019bf846ea5205d9c9fd95ba364952a3 /drivers/s390/cio/chsc_sch.c
parent889ee9556c89a877b8343b6bbe6ac8dc5d57e433 (diff)
[S390] cio: use exception-save stsch
Using stsch on schids with ssid != 0 can lead to an operand exception. Use stsch_err to handle potential exceptions if we fail to reenable mss after hibernation. Cc: <stable@kernel.org> Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/chsc_sch.c')
-rw-r--r--drivers/s390/cio/chsc_sch.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/s390/cio/chsc_sch.c b/drivers/s390/cio/chsc_sch.c
index 404f630c27ca..3b6f4adc5094 100644
--- a/drivers/s390/cio/chsc_sch.c
+++ b/drivers/s390/cio/chsc_sch.c
@@ -124,7 +124,7 @@ static int chsc_subchannel_prepare(struct subchannel *sch)
* since we don't have a way to clear the subchannel and
* cannot disable it with a request running.
*/
- cc = stsch(sch->schid, &schib);
+ cc = stsch_err(sch->schid, &schib);
if (!cc && scsw_stctl(&schib.scsw))
return -EAGAIN;
return 0;