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>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 33cdf8fa2f20..7b572e75e73c 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -443,7 +443,7 @@ urbs:
 static void acm_write_bulk(struct urb *urb)
 {
         struct acm *acm;
-        struct acm_wb *wb = (struct acm_wb *)urb->context;
+        struct acm_wb *wb = urb->context;
 
         dbg("Entering acm_write_bulk with status %d", urb->status);