diff options
| author | Greg Kroah-Hartman <gregkh@suse.de> | 2007-06-15 15:44:13 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-07-12 16:34:36 -0700 |
| commit | d6977b51d5faa8649bbab0e53455e8421d425ce1 (patch) | |
| tree | 149213ee370802d89b1dea79f47eff8d3056961d /drivers/usb/serial/option.c | |
| parent | fdc2deb3892e802e916d1df7b1587aa0dbf3b271 (diff) | |
| download | lwn-d6977b51d5faa8649bbab0e53455e8421d425ce1.tar.gz lwn-d6977b51d5faa8649bbab0e53455e8421d425ce1.zip | |
USB: serial: option: 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: Matthias Urlichs <smurf@smurf.noris.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/serial/option.c')
| -rw-r--r-- | drivers/usb/serial/option.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index b37d65fc8752..84c12b5f1271 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -416,15 +416,16 @@ static void option_indat_callback(struct urb *urb) struct usb_serial_port *port; struct tty_struct *tty; unsigned char *data = urb->transfer_buffer; + int status = urb->status; dbg("%s: %p", __FUNCTION__, urb); endpoint = usb_pipeendpoint(urb->pipe); port = (struct usb_serial_port *) urb->context; - if (urb->status) { + if (status) { dbg("%s: nonzero status: %d on endpoint %02x.", - __FUNCTION__, urb->status, endpoint); + __FUNCTION__, status, endpoint); } else { tty = port->tty; if (urb->actual_length) { @@ -436,7 +437,7 @@ static void option_indat_callback(struct urb *urb) } /* Resubmit urb so we continue receiving */ - if (port->open_count && urb->status != -ESHUTDOWN) { + if (port->open_count && status != -ESHUTDOWN) { err = usb_submit_urb(urb, GFP_ATOMIC); if (err) printk(KERN_ERR "%s: resubmit read urb failed. " @@ -471,6 +472,7 @@ static void option_outdat_callback(struct urb *urb) static void option_instat_callback(struct urb *urb) { int err; + int status = urb->status; struct usb_serial_port *port = (struct usb_serial_port *) urb->context; struct option_port_private *portdata = usb_get_serial_port_data(port); struct usb_serial *serial = port->serial; @@ -478,7 +480,7 @@ static void option_instat_callback(struct urb *urb) dbg("%s", __FUNCTION__); dbg("%s: urb %p port %p has data %p", __FUNCTION__,urb,port,portdata); - if (urb->status == 0) { + if (status == 0) { struct usb_ctrlrequest *req_pkt = (struct usb_ctrlrequest *)urb->transfer_buffer; @@ -509,10 +511,10 @@ static void option_instat_callback(struct urb *urb) req_pkt->bRequestType,req_pkt->bRequest); } } else - dbg("%s: error %d", __FUNCTION__, urb->status); + dbg("%s: error %d", __FUNCTION__, status); /* Resubmit urb so we continue receiving IRQ data */ - if (urb->status != -ESHUTDOWN) { + if (status != -ESHUTDOWN) { urb->dev = serial->dev; err = usb_submit_urb(urb, GFP_ATOMIC); if (err) |