From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A3EE3C433FE for ; Thu, 9 Sep 2021 13:17:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8AA1E60555 for ; Thu, 9 Sep 2021 13:17:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355911AbhIINSX (ORCPT ); Thu, 9 Sep 2021 09:18:23 -0400 Received: from mail.kernel.org ([198.145.29.99]:35418 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1355371AbhIINNS (ORCPT ); Thu, 9 Sep 2021 09:13:18 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 5A6FB632E4; Thu, 9 Sep 2021 12:01:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1631188915; bh=wvImG6Kd4LlMY5c/CMhznAAaoKkkYegLJ08YLuKwVOg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Oagez3mX1eqoFiYz9rGPFWxyoUjeNSrAD0PigKISBmBqCoqLMcbEHAsm/MnKyPmKF e9xvmtdVIUvztOn4N7bdVBpM0mY8fu2qXg5toGCCECrmU/o422Oq9yTH3s75TswGg+ 4HefX8DdqjYrzro8ck7JrLVU4pmIx6Pc1ZGFVcK8WEyNOrqpgawnXGq8bR/5/lzZy4 0AiFlkwris5EP0mc6gh8nyB9T0z9ed9/ZemIwaMO+BK5v9anTZPz0cTkUD9ls/rw96 6XRB5RG3VgR1xvl2RWJhpZ5Xdy52Mxsea140+nfs4HBvbZyAvV1mmqghJP2uKa4M4E urWS8dYtbE06A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Ding Hui , Paulo Alcantara , Steve French , Sasha Levin , linux-cifs@vger.kernel.org, samba-technical@lists.samba.org Subject: [PATCH AUTOSEL 4.4 31/35] cifs: fix wrong release in sess_alloc_buffer() failed path Date: Thu, 9 Sep 2021 08:01:12 -0400 Message-Id: <20210909120116.150912-31-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210909120116.150912-1-sashal@kernel.org> References: <20210909120116.150912-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org From: Ding Hui [ Upstream commit d72c74197b70bc3c95152f351a568007bffa3e11 ] smb_buf is allocated by small_smb_init_no_tc(), and buf type is CIFS_SMALL_BUFFER, so we should use cifs_small_buf_release() to release it in failed path. Signed-off-by: Ding Hui Reviewed-by: Paulo Alcantara (SUSE) Signed-off-by: Steve French Signed-off-by: Sasha Levin --- fs/cifs/sess.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c index 9bc7a29f88d6..2d3918cdcc28 100644 --- a/fs/cifs/sess.c +++ b/fs/cifs/sess.c @@ -602,7 +602,7 @@ sess_alloc_buffer(struct sess_data *sess_data, int wct) return 0; out_free_smb_buf: - kfree(smb_buf); + cifs_small_buf_release(smb_buf); sess_data->iov[0].iov_base = NULL; sess_data->iov[0].iov_len = 0; sess_data->buf0_type = CIFS_NO_BUFFER; -- 2.30.2