From patchwork Thu Nov 17 12:58:55 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?R=C3=A9mi_Denis-Courmont?= X-Patchwork-Id: 126211 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id E3683B71E1 for ; Fri, 18 Nov 2011 00:06:14 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757364Ab1KQNGK (ORCPT ); Thu, 17 Nov 2011 08:06:10 -0500 Received: from yop.chewa.net ([91.121.105.214]:53560 "EHLO yop.chewa.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757275Ab1KQNGJ (ORCPT ); Thu, 17 Nov 2011 08:06:09 -0500 X-Greylist: delayed 424 seconds by postgrey-1.27 at vger.kernel.org; Thu, 17 Nov 2011 08:06:08 EST Received: by yop.chewa.net (Postfix, from userid 1007) id 5948E1251; Thu, 17 Nov 2011 13:59:03 +0100 (CET) From: =?UTF-8?q?R=C3=A9mi=20Denis-Courmont?= To: netdev@vger.kernel.org Cc: =?UTF-8?q?R=C3=A9mi=20Denis-Courmont?= Subject: [PATCH] f_phonet: fix page offset of first received fragment Date: Thu, 17 Nov 2011 14:58:55 +0200 Message-Id: <1321534735-9949-1-git-send-email-remi@remlab.net> X-Mailer: git-send-email 1.7.2.5 MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Rémi Denis-Courmont We pull one byte (the MAC header) from the first fragment before the fragment is actually appended. So the socket buffer length is 1, not 0. Signed-off-by: Rémi Denis-Courmont --- drivers/usb/gadget/f_phonet.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/usb/gadget/f_phonet.c b/drivers/usb/gadget/f_phonet.c index 3490770..16a509a 100644 --- a/drivers/usb/gadget/f_phonet.c +++ b/drivers/usb/gadget/f_phonet.c @@ -346,7 +346,7 @@ static void pn_rx_complete(struct usb_ep *ep, struct usb_request *req) } skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page, - skb->len == 0, req->actual); + skb->len <= 1, req->actual); page = NULL; if (req->actual < req->length) { /* Last fragment */