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Staging: hv: storvsc: No need to copy from bounce buffer in case of a failure

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No need to copy from bounce buffer in case of a failure; cleanup the code
accordingly.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
K. Y. Srinivasan 2011-08-27 11:31:29 -07:00 committed by Greg Kroah-Hartman
parent 2544b79437
commit 70691ec666
1 changed files with 2 additions and 10 deletions
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12
drivers/staging/hv/storvsc_drv.c
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@ -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);