No need to copy from bounce buffer in case of a failure; cleanup the code
accordingly.
Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
---
drivers/staging/hv/storvsc_drv.c | 12 ++----------
1 files changed, 2 insertions(+), 10 deletions(-)
diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c
index 22a1d75..d575bc9 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c
@@ -1315,17 +1315,9 @@ retry_request:
if (ret == -EAGAIN) {
/* no more space */
- if (cmd_request->bounce_sgl_count) {
- /*
- * FIXME: We can optimize on writes by just skipping
- * this
- */
- copy_from_bounce_buffer(scsi_sglist(scmnd),
- cmd_request->bounce_sgl,
- scsi_sg_count(scmnd));
+ if (cmd_request->bounce_sgl_count)
destroy_bounce_buffer(cmd_request->bounce_sgl,
- cmd_request->bounce_sgl_count);
- }
+ cmd_request->bounce_sgl_count);
kmem_cache_free(host_dev->request_pool, cmd_request);
--
1.7.4.1
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