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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-10-29 19:46:28 +0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-10-29 19:46:28 +0400
commit94b086b243e112030b815b76e61de6523e6fc700 (patch)
tree3c7f2308e7e5afdb276a858c4960754168a92d8c /drivers/s390/cio/css.c
parent967857dfd990081f6702daebc6c9bc6f4ba7a39e (diff)
parent8f0d8163b50e01f398b14bcd4dc039ac5ab18d64 (diff)
downloadlinux-94b086b243e112030b815b76e61de6523e6fc700.tar.xz
Merge 3.7-rc3 into driver-core-next
This pulls in the various driver core changes that were in 3.7-rc3 into the driver-core-next branch. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/s390/cio/css.c')
-rw-r--r--drivers/s390/cio/css.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index b4d572f65f07..fd00afd8b850 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -377,7 +377,11 @@ static int css_evaluate_new_subchannel(struct subchannel_id schid, int slow)
/* Will be done on the slow path. */
return -EAGAIN;
}
- if (stsch_err(schid, &schib) || !css_sch_is_valid(&schib)) {
+ if (stsch_err(schid, &schib)) {
+ /* Subchannel is not provided. */
+ return -ENXIO;
+ }
+ if (!css_sch_is_valid(&schib)) {
/* Unusable - ignore. */
return 0;
}
@@ -536,6 +540,7 @@ static int slow_eval_unknown_fn(struct subchannel_id schid, void *data)
case -ENOMEM:
case -EIO:
/* These should abort looping */
+ idset_sch_del_subseq(slow_subchannel_set, schid);
break;
default:
rc = 0;