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USB: serial: generic: 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>
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 f9feb517fa
commit fbd272254b
1 changed files with 8 additions and 4 deletions
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12
drivers/usb/serial/generic.c
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@ -325,11 +325,13 @@ void usb_serial_generic_read_bulk_callback (struct urb *urb)
{
struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
unsigned char *data = urb->transfer_buffer;
int status = urb->status;
dbg("%s - port %d", __FUNCTION__, port->number);
if (unlikely(urb->status != 0)) {
dbg("%s - nonzero read bulk status received: %d", __FUNCTION__, urb->status);
if (unlikely(status != 0)) {
dbg("%s - nonzero read bulk status received: %d",
__FUNCTION__, status);
return;
}
@ -347,12 +349,14 @@ EXPORT_SYMBOL_GPL(usb_serial_generic_read_bulk_callback);
void usb_serial_generic_write_bulk_callback (struct urb *urb)
{
struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
int status = urb->status;
dbg("%s - port %d", __FUNCTION__, port->number);
port->write_urb_busy = 0;
if (urb->status) {
dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status);
if (status) {
dbg("%s - nonzero write bulk status received: %d",
__FUNCTION__, status);
return;
}