From patchwork Tue Apr 26 08:20:24 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "gregkh@linuxfoundation.org" X-Patchwork-Id: 567846 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C04D2C4332F for ; Tue, 26 Apr 2022 09:00:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242782AbiDZJDr (ORCPT ); Tue, 26 Apr 2022 05:03:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44740 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346714AbiDZJBK (ORCPT ); Tue, 26 Apr 2022 05:01:10 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EFABF7DAAF; Tue, 26 Apr 2022 01:43:26 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 6D3FC60A56; Tue, 26 Apr 2022 08:43:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7411FC385AC; Tue, 26 Apr 2022 08:43:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1650962605; bh=dMzO9NbcYCk4F9iz1CCQtjpG4YJv/4z7OV6cEnqqQAs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZE8chdlzUcDBA5OxvaLbVZNLJ8yaKoXSRF7Vs267gZpFDl+m37RgVvsV5+LHx6kF0 nT3MO8L4azSoy5ao0q7CwKP9t1xVRctHMXs1wIa4YY5WPxAwIQZzmwLv440vYnv0XP tdpBlvOHMOeranW3WSZRe9Ymiyu1rIFiqRxmAM7o= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jianglei Nie , Tony Nguyen , Sasha Levin , Gurucharan Subject: [PATCH 5.17 029/146] ice: Fix memory leak in ice_get_orom_civd_data() Date: Tue, 26 Apr 2022 10:20:24 +0200 Message-Id: <20220426081750.886273697@linuxfoundation.org> X-Mailer: git-send-email 2.36.0 In-Reply-To: <20220426081750.051179617@linuxfoundation.org> References: <20220426081750.051179617@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Jianglei Nie [ Upstream commit 7c8881b77908a51814a050da408c89f1a25b7fb7 ] A memory chunk was allocated for orom_data in ice_get_orom_civd_data() by vzmalloc(). But when ice_read_flash_module() fails, the allocated memory is not freed, which will lead to a memory leak. We can fix it by freeing the orom_data when ce_read_flash_module() fails. Fixes: af18d8866c80 ("ice: reduce time to read Option ROM CIVD data") Signed-off-by: Jianglei Nie Tested-by: Gurucharan (A Contingent worker at Intel) Signed-off-by: Tony Nguyen Signed-off-by: Sasha Levin --- drivers/net/ethernet/intel/ice/ice_nvm.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/intel/ice/ice_nvm.c b/drivers/net/ethernet/intel/ice/ice_nvm.c index 4eb0599714f4..13cdb5ea594d 100644 --- a/drivers/net/ethernet/intel/ice/ice_nvm.c +++ b/drivers/net/ethernet/intel/ice/ice_nvm.c @@ -641,6 +641,7 @@ ice_get_orom_civd_data(struct ice_hw *hw, enum ice_bank_select bank, status = ice_read_flash_module(hw, bank, ICE_SR_1ST_OROM_BANK_PTR, 0, orom_data, hw->flash.banks.orom_size); if (status) { + vfree(orom_data); ice_debug(hw, ICE_DBG_NVM, "Unable to read Option ROM data\n"); return status; }