diff options
| author | Greg Kroah-Hartman <gregkh@suse.de> | 2007-07-18 10:58:02 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-07-19 17:46:06 -0700 |
| commit | 185d40587d22fe604962fb53c0c9a9f1670feb66 (patch) | |
| tree | 663424020bea3082446709a0da0fea6a5b7dec73 /drivers/usb | |
| parent | 33fea2b2f523251d29619641451bfebdc35f4950 (diff) | |
| download | op-kernel-dev-185d40587d22fe604962fb53c0c9a9f1670feb66.zip op-kernel-dev-185d40587d22fe604962fb53c0c9a9f1670feb66.tar.gz | |
USB: class: cdc-acm: 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.
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/class/cdc-acm.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index cd51520c..fe940e0 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -257,9 +257,10 @@ static void acm_ctrl_irq(struct urb *urb) struct usb_cdc_notification *dr = urb->transfer_buffer; unsigned char *data; int newctrl; - int status; + int retval; + int status = urb->status; - switch (urb->status) { + switch (status) { case 0: /* success */ break; @@ -267,10 +268,10 @@ static void acm_ctrl_irq(struct urb *urb) case -ENOENT: case -ESHUTDOWN: /* this urb is terminated, clean up */ - dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status); + dbg("%s - urb shutting down with status: %d", __FUNCTION__, status); return; default: - dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status); + dbg("%s - nonzero urb status received: %d", __FUNCTION__, status); goto exit; } @@ -311,10 +312,10 @@ static void acm_ctrl_irq(struct urb *urb) break; } exit: - status = usb_submit_urb (urb, GFP_ATOMIC); - if (status) + retval = usb_submit_urb (urb, GFP_ATOMIC); + if (retval) err ("%s - usb_submit_urb failed with result %d", - __FUNCTION__, status); + __FUNCTION__, retval); } /* data interface returns incoming bytes, or we got unthrottled */ @@ -324,7 +325,8 @@ static void acm_read_bulk(struct urb *urb) struct acm_ru *rcv = urb->context; struct acm *acm = rcv->instance; int status = urb->status; - dbg("Entering acm_read_bulk with status %d", urb->status); + + dbg("Entering acm_read_bulk with status %d", status); if (!ACM_READY(acm)) return; |
