linux-kernel - [PATCH v3 3/9] usb: gadget: f_midi: remove alignment code for OUT endpoint

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Message-Id: <20160805183501.11993-4-eu@felipetonello.com>
Date:	Fri,  5 Aug 2016 19:34:55 +0100
From:	"Felipe F. Tonello" <eu@...ipetonello.com>
To:	linux-usb@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, Felipe Balbi <balbi@...nel.org>,
	Michal Nazarewicz <mina86@...a86.com>
Subject: [PATCH v3 3/9] usb: gadget: f_midi: remove alignment code for OUT endpoint

The new version of alloc_ep_req() already aligns the buffer size to
wMaxPacketSize on OUT endpoints.

Signed-off-by: Felipe F. Tonello <eu@...ipetonello.com>
---
 drivers/usb/gadget/function/f_midi.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/gadget/function/f_midi.c b/drivers/usb/gadget/function/f_midi.c
index 58fc199a18ec..39018dea7035 100644
--- a/drivers/usb/gadget/function/f_midi.c
+++ b/drivers/usb/gadget/function/f_midi.c
@@ -360,9 +360,8 @@ static int f_midi_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
 	/* allocate a bunch of read buffers and queue them all at once. */
 	for (i = 0; i < midi->qlen && err == 0; i++) {
 		struct usb_request *req =
-			midi_alloc_ep_req(midi->out_ep,
-				max_t(unsigned, midi->buflen,
-					bulk_out_desc.wMaxPacketSize));
+			midi_alloc_ep_req(midi->out_ep, midi->buflen);
+
 		if (req == NULL)
 			return -ENOMEM;
 
-- 
2.9.0