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 6C0F6C433EF for ; Thu, 9 Sep 2021 12:30:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 55C8B610FF for ; Thu, 9 Sep 2021 12:30:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349790AbhIIMb4 (ORCPT ); Thu, 9 Sep 2021 08:31:56 -0400 Received: from mail.kernel.org ([198.145.29.99]:56612 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1353303AbhIIMUm (ORCPT ); Thu, 9 Sep 2021 08:20:42 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 04EE461AAD; Thu, 9 Sep 2021 11:50:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1631188237; bh=aYEm+ox7E1O6AVgVAzCjTSBJv3lZTPILbTDN7E0G+dc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=X1eI4etGiyllc/eXpKWhbbJqGwT2Q5Kkd7wxfufofvEK8wlYlFsXUp+Dua2R/TH4D JIglL2OUKQP2or1n1RqGFzOipM5u8XHvAYFY2g3IATVLGa7XdFcgAC3CijFdlc7S95 kYxccWK/XvV8LwZ9XIZfM8GWjbV5KCBfPX84PnOls+KGSdp8tHYPUca0FHJtsKUqCP MExeedGwsbQNjEJvECJyo+WlzXx0taW5K2tFtnvs/R00hUwlrkow6aLdHghOnQs2H7 pFpZFUNnz9ZXWJ3CrUn9JyrIXN0O7mlo8Isjpag7G0DodLCqa1qm5Pg/6KmKTbMuGF VgyCsDcLJ0+nA== 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 5.13 188/219] cifs: fix wrong release in sess_alloc_buffer() failed path Date: Thu, 9 Sep 2021 07:46:04 -0400 Message-Id: <20210909114635.143983-188-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210909114635.143983-1-sashal@kernel.org> References: <20210909114635.143983-1-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: stable@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 a92a1fb7cb52..4c22f73b3123 100644 --- a/fs/cifs/sess.c +++ b/fs/cifs/sess.c @@ -889,7 +889,7 @@ 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