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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3BEACC433EF for ; Tue, 19 Jul 2022 12:26:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239795AbiGSM0s (ORCPT ); Tue, 19 Jul 2022 08:26:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59296 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239748AbiGSMYP (ORCPT ); Tue, 19 Jul 2022 08:24:15 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C31A149B78; Tue, 19 Jul 2022 05:09:03 -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 ams.source.kernel.org (Postfix) with ESMTPS id E3AA0B817AF; Tue, 19 Jul 2022 12:08:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 43AE5C341C6; Tue, 19 Jul 2022 12:08:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1658232513; bh=bAIRwr6BEm+EAGgJYiIeXfINsAsI8XaB6jUr0p/oxfg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SSRclJx4hMyyuq0Xmg+Sn3uW/YXiuB1l/W1GHz4JHyrjICokEEZI5EU2HO0J4Lu04 +0Ovp8GT3hb67K/+67t5lYBDGDhXBAqucmefLDbs6JNmiyWto0szkvIbApPmD3EN/S 2ZUQ384et0GpEm7b1+VKGIB0kPE7iGRcv9EFpqUY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hangyu Hua , Tung Nguyen , "David S. Miller" , Sasha Levin Subject: [PATCH 5.10 083/112] net: tipc: fix possible refcount leak in tipc_sk_create() Date: Tue, 19 Jul 2022 13:54:16 +0200 Message-Id: <20220719114634.643674414@linuxfoundation.org> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220719114626.156073229@linuxfoundation.org> References: <20220719114626.156073229@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Hangyu Hua [ Upstream commit 00aff3590fc0a73bddd3b743863c14e76fd35c0c ] Free sk in case tipc_sk_insert() fails. Signed-off-by: Hangyu Hua Reviewed-by: Tung Nguyen Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- net/tipc/socket.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/tipc/socket.c b/net/tipc/socket.c index 42283dc6c5b7..38256aabf4f1 100644 --- a/net/tipc/socket.c +++ b/net/tipc/socket.c @@ -489,6 +489,7 @@ static int tipc_sk_create(struct net *net, struct socket *sock, sock_init_data(sock, sk); tipc_set_sk_state(sk, TIPC_OPEN); if (tipc_sk_insert(tsk)) { + sk_free(sk); pr_warn("Socket create failed; port number exhausted\n"); return -EINVAL; } -- 2.35.1