From: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
Fix the data buffer accessor patch.
For request without a data buffer nothing was written into
a SBALE.
Signed-off-by: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
Signed-off-by: Swen Schillig <swen@xxxxxxxxxxxx>
---
drivers/s390/scsi/zfcp_qdio.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
Index: linux_jb/drivers/s390/scsi/zfcp_qdio.c
===================================================================
--- linux_jb.orig/drivers/s390/scsi/zfcp_qdio.c
+++ linux_jb/drivers/s390/scsi/zfcp_qdio.c
@@ -640,13 +640,9 @@ int
zfcp_qdio_sbals_from_scsicmnd(struct zfcp_fsf_req *fsf_req,
unsigned long sbtype, struct scsi_cmnd *scsi_cmnd)
{
- if (scsi_sg_count(scsi_cmnd))
- return zfcp_qdio_sbals_from_sg(fsf_req, sbtype,
- scsi_sglist(scsi_cmnd),
- scsi_sg_count(scsi_cmnd),
- ZFCP_MAX_SBALS_PER_REQ);
- else
- return 0;
+ return zfcp_qdio_sbals_from_sg(fsf_req, sbtype, scsi_sglist(scsi_cmnd),
+ scsi_sg_count(scsi_cmnd),
+ ZFCP_MAX_SBALS_PER_REQ);
}
/**
-
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