X-Git-Url: https://git.stricted.de/?a=blobdiff_plain;f=drivers%2Fstaging%2Fhv%2Fstorvsc_drv.c;h=3e00e70c945dfaec1a2b49e189acc308a6bde3ce;hb=fa23b8c78fefae4e8033a28e685673c35ff10789;hp=90b91ade825a932edb0c8587721b206e25f8823d;hpb=3612ef99b05f107d5cd85f6bc45b94ed880d78f3;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git

diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c
index 90b91ade825a..3e00e70c945d 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c
@@ -560,12 +560,10 @@ static int storvsc_queuecommand_lck(struct scsi_cmnd *scmnd,
 				ALIGN(scsi_bufflen(scmnd), PAGE_SIZE) >>
 					PAGE_SHIFT;
 
-			/*
-			 * FIXME: We can optimize on reads by just skipping
-			 * this
-			 */
-			copy_to_bounce_buffer(sgl, cmd_request->bounce_sgl,
-					      scsi_sg_count(scmnd));
+			if (vm_srb->data_in == WRITE_TYPE)
+				copy_to_bounce_buffer(sgl,
+					cmd_request->bounce_sgl,
+					scsi_sg_count(scmnd));
 
 			sgl = cmd_request->bounce_sgl;
 			sg_count = cmd_request->bounce_sgl_count;