cdc-acm: convert to not directly using urb->status
A step on the road to passing status as a parameter
Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 43cb058..3e15add 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -428,7 +428,7 @@
return;
}
- if (urb->status) {
+ if (status) {
set_bit(rb->index, &acm->read_urbs_free);
dev_dbg(&acm->data->dev, "%s - non-zero urb status: %d\n",
__func__, status);
@@ -462,13 +462,14 @@
struct acm_wb *wb = urb->context;
struct acm *acm = wb->instance;
unsigned long flags;
+ int status = urb->status;
- if (urb->status || (urb->actual_length != urb->transfer_buffer_length))
+ if (status || (urb->actual_length != urb->transfer_buffer_length))
dev_vdbg(&acm->data->dev, "%s - len %d/%d, status %d\n",
__func__,
urb->actual_length,
urb->transfer_buffer_length,
- urb->status);
+ status);
spin_lock_irqsave(&acm->write_lock, flags);
acm_write_done(acm, wb);