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path: root/drivers/usb/serial/generic.c
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Diffstat (limited to 'drivers/usb/serial/generic.c')
-rw-r--r--drivers/usb/serial/generic.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index ae8c0365abd6..944de657a07a 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -350,6 +350,7 @@ void usb_serial_generic_read_bulk_callback(struct urb *urb)
struct usb_serial_port *port = urb->context;
unsigned char *data = urb->transfer_buffer;
unsigned long flags;
+ int status = urb->status;
int i;
for (i = 0; i < ARRAY_SIZE(port->read_urbs); ++i) {
@@ -360,22 +361,22 @@ void usb_serial_generic_read_bulk_callback(struct urb *urb)
dev_dbg(&port->dev, "%s - urb %d, len %d\n", __func__, i,
urb->actual_length);
- switch (urb->status) {
+ switch (status) {
case 0:
break;
case -ENOENT:
case -ECONNRESET:
case -ESHUTDOWN:
dev_dbg(&port->dev, "%s - urb stopped: %d\n",
- __func__, urb->status);
+ __func__, status);
return;
case -EPIPE:
dev_err(&port->dev, "%s - urb stopped: %d\n",
- __func__, urb->status);
+ __func__, status);
return;
default:
dev_dbg(&port->dev, "%s - nonzero urb status: %d\n",
- __func__, urb->status);
+ __func__, status);
goto resubmit;
}
@@ -399,6 +400,7 @@ void usb_serial_generic_write_bulk_callback(struct urb *urb)
{
unsigned long flags;
struct usb_serial_port *port = urb->context;
+ int status = urb->status;
int i;
for (i = 0; i < ARRAY_SIZE(port->write_urbs); ++i) {
@@ -410,22 +412,22 @@ void usb_serial_generic_write_bulk_callback(struct urb *urb)
set_bit(i, &port->write_urbs_free);
spin_unlock_irqrestore(&port->lock, flags);
- switch (urb->status) {
+ switch (status) {
case 0:
break;
case -ENOENT:
case -ECONNRESET:
case -ESHUTDOWN:
dev_dbg(&port->dev, "%s - urb stopped: %d\n",
- __func__, urb->status);
+ __func__, status);
return;
case -EPIPE:
dev_err_console(port, "%s - urb stopped: %d\n",
- __func__, urb->status);
+ __func__, status);
return;
default:
dev_err_console(port, "%s - nonzero urb status: %d\n",
- __func__, urb->status);
+ __func__, status);
goto resubmit;
}