[PATCH 3.16.y-ckt 068/110] storvsc: Set the SRB flags correctly when no data transfer is needed
Luis Henriques
luis.henriques at canonical.com
Fri Jun 5 13:57:51 UTC 2015
3.16.7-ckt13 -stable review patch. If anyone has any objections, please let me know.
------------------
From: "K. Y. Srinivasan" <kys at microsoft.com>
commit dc45708ca9988656d706940df5fd102672c5de92 upstream.
Set the SRB flags correctly when there is no data transfer. Without this
change some IHV drivers will fail valid commands such as TEST_UNIT_READY.
Signed-off-by: K. Y. Srinivasan <kys at microsoft.com>
Reviewed-by: Long Li <longli at microsoft.com>
Signed-off-by: James Bottomley <JBottomley at Odin.com>
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
---
drivers/scsi/storvsc_drv.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
index 97892f258043..3bb6646bb406 100644
--- a/drivers/scsi/storvsc_drv.c
+++ b/drivers/scsi/storvsc_drv.c
@@ -1625,8 +1625,7 @@ static int storvsc_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *scmnd)
break;
default:
vm_srb->data_in = UNKNOWN_TYPE;
- vm_srb->win8_extension.srb_flags |= (SRB_FLAGS_DATA_IN |
- SRB_FLAGS_DATA_OUT);
+ vm_srb->win8_extension.srb_flags |= SRB_FLAGS_NO_DATA_TRANSFER;
break;
}
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