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,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 A4506C4338F for ; Mon, 2 Aug 2021 14:15:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8D57A60F36 for ; Mon, 2 Aug 2021 14:15:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238710AbhHBOPy (ORCPT ); Mon, 2 Aug 2021 10:15:54 -0400 Received: from mail.kernel.org ([198.145.29.99]:49752 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234365AbhHBOFE (ORCPT ); Mon, 2 Aug 2021 10:05:04 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id C10896124F; Mon, 2 Aug 2021 13:58:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1627912701; bh=B9WDRWUz1X9xefLY/z+avPgVzyijOV2Eoxz+KKGs7oU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=u/2mvtbCL4RhpSPQ/A2qlrImV9yVQl0MGX9mn+zWGMJLv4fwzKeEOPrZqepWYx67P ahYi3fFa2FW+8zIIYPJEEBapQ/r2nb4e5jGhZXlVZJdFk/qLvVl0L7oS8l6jyPJsPk IepTsQaPQEQGK+p+yfiemvQtPrquu+4/cwGNczio= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Ben Hutchings , Marcelo Ricardo Leitner , Xin Long , "David S. Miller" , Sasha Levin Subject: [PATCH 5.13 087/104] sctp: fix return value check in __sctp_rcv_asconf_lookup Date: Mon, 2 Aug 2021 15:45:24 +0200 Message-Id: <20210802134346.874020181@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210802134344.028226640@linuxfoundation.org> References: <20210802134344.028226640@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: Marcelo Ricardo Leitner [ Upstream commit 557fb5862c9272ad9b21407afe1da8acfd9b53eb ] As Ben Hutchings noticed, this check should have been inverted: the call returns true in case of success. Reported-by: Ben Hutchings Fixes: 0c5dc070ff3d ("sctp: validate from_addr_param return") Signed-off-by: Marcelo Ricardo Leitner Reviewed-by: Xin Long Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- net/sctp/input.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/sctp/input.c b/net/sctp/input.c index f72bff93745c..ddb5b5c2550e 100644 --- a/net/sctp/input.c +++ b/net/sctp/input.c @@ -1175,7 +1175,7 @@ static struct sctp_association *__sctp_rcv_asconf_lookup( if (unlikely(!af)) return NULL; - if (af->from_addr_param(&paddr, param, peer_port, 0)) + if (!af->from_addr_param(&paddr, param, peer_port, 0)) return NULL; return __sctp_lookup_association(net, laddr, &paddr, transportp); -- 2.30.2