From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-3726165-1519676296-2-17832660773580645348 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.001, ME_NOAUTH 0.01, RCVD_IN_DNSWL_HI -5, T_RP_MATCHES_RCVD -0.01, LANGUAGES en, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='CN', FromHeader='org', MailFrom='org' X-Spam-charsets: plain='UTF-8' X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: stable-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=arctest; t=1519676295; b=YukGNaWkzxcUYoJJAaIfu/gQ3c5n6tKX30q5Uwn63UQn6Kj wXF95AunefJRNMRaImtNzYuRgAL5PfGdlF9czeuUTMWIo3wcmKn8bEyDOEIdlUrG lFIJOs0M4ANljvImozXTJfMlLt+a4Ep5joend3/C+WMbssgebzkl/n5Sc3Wq/ULp Sl5cB44d6swrYd634CG+LfibKFQcUY0aRkfda+Yk6VKS84E6/RNlosyS4PlVO3bz FVfn12i+SJ/1AUAvsNqGpolAzjd+ZpfF3+JwMlf2E4osQlIH71OT52bAWqfgF2oG uR109Ec2lWYMZctUzB58jedBtIB3XEoi1qpkSdg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-type:sender :list-id; s=arctest; t=1519676295; bh=MgTuFTrL6cLp+dualxDrvnHGKH 7dgsijZbkuNtACgTY=; b=opzEZwAjG/M5v3HnNHa4nwaZ4wvdJ9iUFPZb+q4dhU KwiPCj/DHvUK8GRlObL4QriMFzaVM78ESEPDB6ybazZ6GUgv0xF5VzUQNc+ZVRtH oaLdsXi38ZcmOmBU0ht4Tu/68QeW7UEv0IJxA1oTSOxGesRz+/FhrSxoFQVDEdLq Ihzie1MoHMCc/4XT0pJWT2A3CP6hz2WRh8F/QmFSKeNHYu32DBo1sFUzlkvYyqPj 8aYwe0JsH5hknGgDry03qtvIunm2obGN/pfvXsHEYdpEfhyZaSOd3UusmytgVTNb nAbbvbB+AKjH8RKoNFnjpUBk2eEpW3c5mqkr3N3hWUYw== ARC-Authentication-Results: i=1; mx3.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes Authentication-Results: mx3.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752241AbeBZURe (ORCPT ); Mon, 26 Feb 2018 15:17:34 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:59924 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752215AbeBZURd (ORCPT ); Mon, 26 Feb 2018 15:17:33 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Arnd Bergmann , Johannes Berg Subject: [PATCH 4.4 08/22] cfg80211: fix cfg80211_beacon_dup Date: Mon, 26 Feb 2018 21:16:08 +0100 Message-Id: <20180226201559.107810108@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180226201558.681421374@linuxfoundation.org> References: <20180226201558.681421374@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Arnd Bergmann commit bee92d06157fc39d5d7836a061c7d41289a55797 upstream. gcc-8 warns about some obviously incorrect code: net/mac80211/cfg.c: In function 'cfg80211_beacon_dup': net/mac80211/cfg.c:2896:3: error: 'memcpy' source argument is the same as destination [-Werror=restrict] >>From the context, I conclude that we want to copy from beacon into new_beacon, as we do in the rest of the function. Cc: stable@vger.kernel.org Fixes: 73da7d5bab79 ("mac80211: add channel switch command and beacon callbacks") Signed-off-by: Arnd Bergmann Signed-off-by: Johannes Berg Signed-off-by: Greg Kroah-Hartman --- net/mac80211/cfg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -2877,7 +2877,7 @@ cfg80211_beacon_dup(struct cfg80211_beac } if (beacon->probe_resp_len) { new_beacon->probe_resp_len = beacon->probe_resp_len; - beacon->probe_resp = pos; + new_beacon->probe_resp = pos; memcpy(pos, beacon->probe_resp, beacon->probe_resp_len); pos += beacon->probe_resp_len; }