1 From: Gerald Schaefer <geraldsc@de.ibm.com>
2 Subject: zfcp: invalid return value on failing fsf_req creation
5 Symptom: I/O stops unrecoverably
6 Problem: An ERR_PTR is returned where a NULL value is expected
7 Solution: Fix the two instances
9 Acked-by: John Jolly <jjolly@suse.de>
11 drivers/s390/scsi/zfcp_fsf.c | 8 ++++++--
12 1 file changed, 6 insertions(+), 2 deletions(-)
14 Index: linux-sles11/drivers/s390/scsi/zfcp_fsf.c
15 ===================================================================
16 --- linux-sles11.orig/drivers/s390/scsi/zfcp_fsf.c
17 +++ linux-sles11/drivers/s390/scsi/zfcp_fsf.c
18 @@ -932,8 +932,10 @@ struct zfcp_fsf_req *zfcp_fsf_abort_fcp_
20 req = zfcp_fsf_req_create(adapter, FSF_QTCB_ABORT_FCP_CMND,
21 req_flags, adapter->pool.fsf_req_abort);
28 if (unlikely(!(atomic_read(&unit->status) &
29 ZFCP_STATUS_COMMON_UNBLOCKED)))
30 @@ -2448,8 +2450,10 @@ struct zfcp_fsf_req *zfcp_fsf_send_fcp_c
32 req = zfcp_fsf_req_create(adapter, FSF_QTCB_FCP_CMND, req_flags,
33 adapter->pool.fsf_req_scsi);
40 req->status |= ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT;