USB: remove unnecessary type casting of urb->context

urb->context code cleanup

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/misc/usblcd.c b/drivers/usb/misc/usblcd.c
index ada7bf8..7f7021e 100644
--- a/drivers/usb/misc/usblcd.c
+++ b/drivers/usb/misc/usblcd.c
@@ -185,7 +185,7 @@
 	struct usb_lcd *dev;
 	int status = urb->status;
 
-	dev = (struct usb_lcd *)urb->context;
+	dev = urb->context;
 
 	/* sync/async unlink faults aren't errors */
 	if (status &&