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authorPete Zaitcev <zaitcev@redhat.com>2007-10-23 18:57:25 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2008-02-01 14:34:47 -0800
commiteedffd12e07d8fd150618d603d010b491dc90354 (patch)
treed0a14f642db6719d47b24d24e06bc4a168d02c63 /drivers/block
parent5a3201b2809a9f7bcda8413c445483f5b5e490a3 (diff)
USB: Remove unnecessary zeroing from ub
These zeroings were taken from usb-storage long time ago. I examined the submission paths and usb_fill_bulk_urb and found them unnecessary. Signed-off-by: Pete Zaitcev <zaitcev@yahoo.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/ub.c23
1 files changed, 0 insertions, 23 deletions
diff --git a/drivers/block/ub.c b/drivers/block/ub.c
index c6179d6ac6e..a70c1c29a7a 100644
--- a/drivers/block/ub.c
+++ b/drivers/block/ub.c
@@ -922,11 +922,6 @@ static int ub_scsi_cmd_start(struct ub_dev *sc, struct ub_scsi_cmd *cmd)
usb_fill_bulk_urb(&sc->work_urb, sc->dev, sc->send_bulk_pipe,
bcb, US_BULK_CB_WRAP_LEN, ub_urb_complete, sc);
- /* Fill what we shouldn't be filling, because usb-storage did so. */
- sc->work_urb.actual_length = 0;
- sc->work_urb.error_count = 0;
- sc->work_urb.status = 0;
-
if ((rc = usb_submit_urb(&sc->work_urb, GFP_ATOMIC)) != 0) {
/* XXX Clear stalls */
ub_complete(&sc->work_done);
@@ -1313,9 +1308,6 @@ static void ub_data_start(struct ub_dev *sc, struct ub_scsi_cmd *cmd)
sc->last_pipe = pipe;
usb_fill_bulk_urb(&sc->work_urb, sc->dev, pipe, sg_virt(sg),
sg->length, ub_urb_complete, sc);
- sc->work_urb.actual_length = 0;
- sc->work_urb.error_count = 0;
- sc->work_urb.status = 0;
if ((rc = usb_submit_urb(&sc->work_urb, GFP_ATOMIC)) != 0) {
/* XXX Clear stalls */
@@ -1356,9 +1348,6 @@ static int __ub_state_stat(struct ub_dev *sc, struct ub_scsi_cmd *cmd)
sc->last_pipe = sc->recv_bulk_pipe;
usb_fill_bulk_urb(&sc->work_urb, sc->dev, sc->recv_bulk_pipe,
&sc->work_bcs, US_BULK_CS_WRAP_LEN, ub_urb_complete, sc);
- sc->work_urb.actual_length = 0;
- sc->work_urb.error_count = 0;
- sc->work_urb.status = 0;
if ((rc = usb_submit_urb(&sc->work_urb, GFP_ATOMIC)) != 0) {
/* XXX Clear stalls */
@@ -1473,9 +1462,6 @@ static int ub_submit_clear_stall(struct ub_dev *sc, struct ub_scsi_cmd *cmd,
usb_fill_control_urb(&sc->work_urb, sc->dev, sc->send_ctrl_pipe,
(unsigned char*) cr, NULL, 0, ub_urb_complete, sc);
- sc->work_urb.actual_length = 0;
- sc->work_urb.error_count = 0;
- sc->work_urb.status = 0;
if ((rc = usb_submit_urb(&sc->work_urb, GFP_ATOMIC)) != 0) {
ub_complete(&sc->work_done);
@@ -1953,9 +1939,6 @@ static int ub_sync_reset(struct ub_dev *sc)
usb_fill_control_urb(&sc->work_urb, sc->dev, sc->send_ctrl_pipe,
(unsigned char*) cr, NULL, 0, ub_probe_urb_complete, &compl);
- sc->work_urb.actual_length = 0;
- sc->work_urb.error_count = 0;
- sc->work_urb.status = 0;
if ((rc = usb_submit_urb(&sc->work_urb, GFP_KERNEL)) != 0) {
printk(KERN_WARNING
@@ -2007,9 +1990,6 @@ static int ub_sync_getmaxlun(struct ub_dev *sc)
usb_fill_control_urb(&sc->work_urb, sc->dev, sc->recv_ctrl_pipe,
(unsigned char*) cr, p, 1, ub_probe_urb_complete, &compl);
- sc->work_urb.actual_length = 0;
- sc->work_urb.error_count = 0;
- sc->work_urb.status = 0;
if ((rc = usb_submit_urb(&sc->work_urb, GFP_KERNEL)) != 0)
goto err_submit;
@@ -2077,9 +2057,6 @@ static int ub_probe_clear_stall(struct ub_dev *sc, int stalled_pipe)
usb_fill_control_urb(&sc->work_urb, sc->dev, sc->send_ctrl_pipe,
(unsigned char*) cr, NULL, 0, ub_probe_urb_complete, &compl);
- sc->work_urb.actual_length = 0;
- sc->work_urb.error_count = 0;
- sc->work_urb.status = 0;
if ((rc = usb_submit_urb(&sc->work_urb, GFP_KERNEL)) != 0) {
printk(KERN_WARNING