--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
-@@ -60,6 +60,7 @@ static struct usb_driver usb_serial_driv
+@@ -61,6 +61,7 @@ static struct usb_driver usb_serial_driv
drivers depend on it.
*/
static int debug;
/* initially all NULL */
static struct usb_serial *serial_table[SERIAL_TTY_MINORS];
-@@ -912,7 +913,7 @@ int usb_serial_probe(struct usb_interfac
+@@ -912,7 +913,8 @@ int usb_serial_probe(struct usb_interfac
+ goto probe_error;
}
- buffer_size = serial->type->bulk_in_size;
- if (!buffer_size)
-- buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
-+ buffer_size = (endpoint->wMaxPacketSize > maxSize) ? endpoint->wMaxPacketSize : maxSize;
+ buffer_size = max_t(int, serial->type->bulk_in_size,
+- le16_to_cpu(endpoint->wMaxPacketSize));
++ max_t(int, le16_to_cpu(endpoint->wMaxPacketSize),
++ maxSize));
port->bulk_in_size = buffer_size;
port->bulk_in_endpointAddress = endpoint->bEndpointAddress;
port->bulk_in_buffer = kmalloc(buffer_size, GFP_KERNEL);
-@@ -1385,3 +1386,5 @@ MODULE_LICENSE("GPL");
+@@ -1391,3 +1393,5 @@ MODULE_LICENSE("GPL");
module_param(debug, bool, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(debug, "Debug enabled or not");