Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758574AbaGCJWi (ORCPT ); Thu, 3 Jul 2014 05:22:38 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:51828 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758518AbaGCJWd (ORCPT ); Thu, 3 Jul 2014 05:22:33 -0400 From: Luis Henriques To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, kernel-team@lists.ubuntu.com Cc: Felix Fietkau , Johannes Berg , Luis Henriques Subject: [PATCH 3.11 073/198] mac80211: fix a memory leak on sta rate selection table Date: Thu, 3 Jul 2014 10:18:36 +0100 Message-Id: <1404379241-8590-74-git-send-email-luis.henriques@canonical.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1404379241-8590-1-git-send-email-luis.henriques@canonical.com> References: <1404379241-8590-1-git-send-email-luis.henriques@canonical.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Extended-Stable: 3.11 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.11.10.13 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Felix Fietkau commit 53d045258ee2e38b1e882617cb0799a04d05f5fa upstream. If the rate control algorithm uses a selection table, it is leaked when the station is destroyed - fix that. Signed-off-by: Felix Fietkau Reported-by: Christophe Prévotaux Fixes: 0d528d85c519 ("mac80211: improve the rate control API") [add commit log entry, remove pointless NULL check] Signed-off-by: Johannes Berg Signed-off-by: Luis Henriques --- net/mac80211/sta_info.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index db41c190e76d..37025725c369 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -271,6 +271,7 @@ void sta_info_free(struct ieee80211_local *local, struct sta_info *sta) sta_dbg(sta->sdata, "Destroyed STA %pM\n", sta->sta.addr); + kfree(rcu_dereference_raw(sta->sta.rates)); kfree(sta); } -- 1.9.1 -- 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/