From patchwork Tue Jul 31 21:39:37 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jesper Juhl X-Patchwork-Id: 174346 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 648272C008F for ; Wed, 1 Aug 2012 07:39:55 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754318Ab2GaVjj (ORCPT ); Tue, 31 Jul 2012 17:39:39 -0400 Received: from 1010ds2-suoe.0.fullrate.dk ([90.184.90.115]:13487 "EHLO swampdragon.chaosbits.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753172Ab2GaVji (ORCPT ); Tue, 31 Jul 2012 17:39:38 -0400 Received: by swampdragon.chaosbits.net (Postfix, from userid 1000) id 552B49403D; Tue, 31 Jul 2012 23:39:37 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by swampdragon.chaosbits.net (Postfix) with ESMTP id 53A9D9403B; Tue, 31 Jul 2012 23:39:37 +0200 (CEST) Date: Tue, 31 Jul 2012 23:39:37 +0200 (CEST) From: Jesper Juhl To: Eilon Greenstein cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] bnx2x: fix mem leak when command is unknown Message-ID: User-Agent: Alpine 2.00 (LNX 1167 2008-08-23) MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org In bnx2x_mcast_enqueue_cmd() we'll leak the memory allocated to 'new_cmd' if we hit the deafault case of the 'switch (cmd)'. Add a 'kfree(new_cmd)' to that case to avoid the leak. Signed-off-by: Jesper Juhl Acked-by: Dmitry Kravkov --- drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c | 1 + 1 file changed, 1 insertion(+) note: due to lack of hardware this patch is compile tested only. diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c index 734fd87..62f754b 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c @@ -2485,6 +2485,7 @@ static int bnx2x_mcast_enqueue_cmd(struct bnx2x *bp, break; default: + kfree(new_cmd); BNX2X_ERR("Unknown command: %d\n", cmd); return -EINVAL; }