usb: gadget: remove unnecessary AND operation when get ep maxp

usb_endpoint_maxp() already returns actual max packet size, no need
to AND 0x7ff.

Acked-by: Felipe Balbi <balbi@kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/1628836253-7432-7-git-send-email-chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index 776851e..10fe57c 100644 (file)
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -492,7 +492,7 @@ extern char *usb_get_gadget_udc_name(void);
  */
 static inline size_t usb_ep_align(struct usb_ep *ep, size_t len)
 {
-       int max_packet_size = (size_t)usb_endpoint_maxp(ep->desc) & 0x7ff;
+       int max_packet_size = (size_t)usb_endpoint_maxp(ep->desc);
 
        return round_up(len, max_packet_size);
 }