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 D99FFC433EF for ; Wed, 6 Jul 2022 15:39:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234686AbiGFPjf (ORCPT ); Wed, 6 Jul 2022 11:39:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56994 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233634AbiGFPgv (ORCPT ); Wed, 6 Jul 2022 11:36:51 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 986E11CFC8; Wed, 6 Jul 2022 08:33:48 -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 0A867B81D90; Wed, 6 Jul 2022 15:33:47 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 96618C341CE; Wed, 6 Jul 2022 15:33:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1657121625; bh=08xxHGUudMtdS1OarUIzc4kUHpP8gjuUZlzB8ABPe2E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=pDa1FuaXAGlKqKbX0bLgISs5lriSuLEY2hjvV6yuM14c39B4TtR30eibthTi+HbJf aAKpE4YMI8xqY0BGbDhrZVtH3UaYVejGrdMM/Dm2nYUQvUfY2gTcY0q6TNQr08tIFI pgN8fXBS00RozduhjOyhpHZuAr/aL37Xij+iH+NJMRWzMQa6366QqVuTxt6lPWlpIf PxwFQ5NSGCqgmNBEhhBehIEUtA4R3Ufyg4a1srxFpn2cusXas3KHx+5MYHVaNK6Y9r 7UO2KmU2mar62VU/HSvV9vEb5Rlw8bQ1lURvr+PILVFzvJ1FLSFb9vFv/hyG6BQ22d RBud8Fpctz3og== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Hangyu Hua , Tung Nguyen , "David S . Miller" , Sasha Levin , jmaloy@redhat.com, ying.xue@windriver.com, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net Subject: [PATCH AUTOSEL 4.19 6/8] net: tipc: fix possible refcount leak in tipc_sk_create() Date: Wed, 6 Jul 2022 11:33:33 -0400 Message-Id: <20220706153335.1598699-6-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220706153335.1598699-1-sashal@kernel.org> References: <20220706153335.1598699-1-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-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 6c18b4565ab5..8266452c143b 100644 --- a/net/tipc/socket.c +++ b/net/tipc/socket.c @@ -453,6 +453,7 @@ 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