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USB: serial: mos7720: clean up urb->status usage 

This done in anticipation of removal of urb->status, which will make
that patch easier to review and apply in the future.


Cc: <linux-usb-devel@lists.sourceforge.net>
Cc: VijayaKumar G.N. <vijaykumar@aspirecom.net>
Cc: AjayKumar <ajay@aspirecom.net>
Cc: Gurudeva N. <gurudev@aspirecom.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman 2007-06-15 15:44:13 -07:00
parent e96da398ce
commit 8110598484
1 changed files with 15 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
drivers/usb/serial/mos7720.c
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@ -103,6 +103,7 @@ static void mos7720_interrupt_callback(struct urb *urb)
{
int result;
int length;
int status = urb->status;
__u8 *data;
__u8 sp1;
__u8 sp2;
@ -114,7 +115,7 @@ static void mos7720_interrupt_callback(struct urb *urb)
return;
}
switch (urb->status) {
switch (status) {
case 0:
/* success */
break;
@ -123,11 +124,11 @@ static void mos7720_interrupt_callback(struct urb *urb)
case -ESHUTDOWN:
/* this urb is terminated, clean up */
dbg("%s - urb shutting down with status: %d", __FUNCTION__,
urb->status);
status);
return;
default:
dbg("%s - nonzero urb status received: %d", __FUNCTION__,
urb->status);
status);
goto exit;
}
@ -198,14 +199,15 @@ exit:
*/
static void mos7720_bulk_in_callback(struct urb *urb)
{
int status;
int retval;
unsigned char *data ;
struct usb_serial_port *port;
struct moschip_port *mos7720_port;
struct tty_struct *tty;
int status = urb->status;
if (urb->status) {
dbg("nonzero read bulk status received: %d",urb->status);
if (status) {
dbg("nonzero read bulk status received: %d", status);
return;
}
@ -236,10 +238,10 @@ static void mos7720_bulk_in_callback(struct urb *urb)
if (port->read_urb->status != -EINPROGRESS) {
port->read_urb->dev = port->serial->dev;
status = usb_submit_urb(port->read_urb, GFP_ATOMIC);
if (status)
dbg("usb_submit_urb(read bulk) failed, status = %d",
status);
retval = usb_submit_urb(port->read_urb, GFP_ATOMIC);
if (retval)
dbg("usb_submit_urb(read bulk) failed, retval = %d",
retval);
}
}
@ -252,9 +254,10 @@ static void mos7720_bulk_out_data_callback(struct urb *urb)
{
struct moschip_port *mos7720_port;
struct tty_struct *tty;
int status = urb->status;
if (urb->status) {
dbg("nonzero write bulk status received:%d", urb->status);
if (status) {
dbg("nonzero write bulk status received:%d", status);
return;
}