diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index 7025d80..3376055 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -370,7 +370,7 @@
 	}
 
 	/* the I/O buffer must be mapped/unmapped, except when length=0 */
-	if (urb->transfer_buffer_length < 0)
+	if (urb->transfer_buffer_length > INT_MAX)
 		return -EMSGSIZE;
 
 #ifdef DEBUG