Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755205AbbEGKlW (ORCPT ); Thu, 7 May 2015 06:41:22 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:47477 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752013AbbEGJrT (ORCPT ); Thu, 7 May 2015 05:47:19 -0400 From: Luis Henriques To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, kernel-team@lists.ubuntu.com Cc: Tom Herbert , "David S. Miller" , Luis Henriques Subject: [PATCH 3.16.y-ckt 036/180] ppp: call skb_checksum_complete_unset in ppp_receive_frame Date: Thu, 7 May 2015 10:44:05 +0100 Message-Id: <1430991989-23170-37-git-send-email-luis.henriques@canonical.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1430991989-23170-1-git-send-email-luis.henriques@canonical.com> References: <1430991989-23170-1-git-send-email-luis.henriques@canonical.com> X-Extended-Stable: 3.16 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1375 Lines: 36 3.16.7-ckt11 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Tom Herbert commit 3dfb05340ec6676e6fc71a9ae87bbbe66d3c2998 upstream. Call checksum_complete_unset in PPP receive to discard checksum-complete value. PPP does not pull checksum for headers and also modifies packet as in VJ compression. Signed-off-by: Tom Herbert Signed-off-by: David S. Miller Signed-off-by: Luis Henriques --- drivers/net/ppp/ppp_generic.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index a75a411b1c27..dbf56debb7e3 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -1710,6 +1710,7 @@ ppp_receive_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch) { /* note: a 0-length skb is used as an error indication */ if (skb->len > 0) { + skb_checksum_complete_unset(skb); #ifdef CONFIG_PPP_MULTILINK /* XXX do channel-level decompression here */ if (PPP_PROTO(skb) == PPP_MP) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/