From 70691ec666a6c04f6f1438d9a0bf495b24e22610 Mon Sep 17 00:00:00 2001 From: "K. Y. Srinivasan" Date: Sat, 27 Aug 2011 11:31:29 -0700 Subject: [PATCH] Staging: hv: storvsc: No need to copy from bounce buffer in case of a failure No need to copy from bounce buffer in case of a failure; cleanup the code accordingly. Signed-off-by: K. Y. Srinivasan Signed-off-by: Haiyang Zhang Signed-off-by: Greg Kroah-Hartman --- drivers/staging/hv/storvsc_drv.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c index 22a1d758620e..d575bc92ffc4 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); -- 2.20.1