From patchwork Wed Jan 6 04:29:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ayush Sawal X-Patchwork-Id: 12000963 X-Patchwork-Delegate: kuba@kernel.org 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,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 D2D54C433E0 for ; Wed, 6 Jan 2021 04:31:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 897C32246B for ; Wed, 6 Jan 2021 04:31:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727012AbhAFEbH (ORCPT ); Tue, 5 Jan 2021 23:31:07 -0500 Received: from stargate.chelsio.com ([12.32.117.8]:45285 "EHLO stargate.chelsio.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726683AbhAFEbG (ORCPT ); Tue, 5 Jan 2021 23:31:06 -0500 Received: from heptagon.blr.asicdesigners.com (uefi-pc.asicdesigners.com [10.193.186.108] (may be forged)) by stargate.chelsio.com (8.13.8/8.13.8) with ESMTP id 1064TfXj022094; Tue, 5 Jan 2021 20:30:16 -0800 From: Ayush Sawal To: kuba@kernel.org, netdev@vger.kernel.org, davem@davemloft.net Cc: secdev@chelsio.com, Ayush Sawal , Vinay Kumar Yadav Subject: [PATCH net 7/7] chtls: Fix chtls resources release sequence Date: Wed, 6 Jan 2021 09:59:12 +0530 Message-Id: <20210106042912.23512-8-ayush.sawal@chelsio.com> X-Mailer: git-send-email 2.28.0.rc1.6.gae46588 In-Reply-To: <20210106042912.23512-1-ayush.sawal@chelsio.com> References: <20210106042912.23512-1-ayush.sawal@chelsio.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org CPL_ABORT_RPL is sent after releasing the resources by calling chtls_release_resources(sk); and chtls_conn_done(sk); eventually causing kernel panic. Fixing it by calling release in appropriate order. Fixes: cc35c88ae4db ("crypto : chtls - CPL handler definition") Signed-off-by: Vinay Kumar Yadav Signed-off-by: Ayush Sawal --- .../net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c index 1c6d3c93a0c8..51dd030b3b36 100644 --- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c +++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c @@ -2058,9 +2058,9 @@ static void bl_abort_syn_rcv(struct sock *lsk, struct sk_buff *skb) queue = csk->txq_idx; skb->sk = NULL; - do_abort_syn_rcv(child, lsk); chtls_send_abort_rpl(child, skb, BLOG_SKB_CB(skb)->cdev, CPL_ABORT_NO_RST, queue); + do_abort_syn_rcv(child, lsk); } static int abort_syn_rcv(struct sock *sk, struct sk_buff *skb) @@ -2090,8 +2090,8 @@ static int abort_syn_rcv(struct sock *sk, struct sk_buff *skb) if (!sock_owned_by_user(psk)) { int queue = csk->txq_idx; - do_abort_syn_rcv(sk, psk); chtls_send_abort_rpl(sk, skb, cdev, CPL_ABORT_NO_RST, queue); + do_abort_syn_rcv(sk, psk); } else { skb->sk = sk; BLOG_SKB_CB(skb)->backlog_rcv = bl_abort_syn_rcv; @@ -2135,12 +2135,12 @@ static void chtls_abort_req_rss(struct sock *sk, struct sk_buff *skb) if (sk->sk_state == TCP_SYN_RECV && !abort_syn_rcv(sk, skb)) return; - chtls_release_resources(sk); - chtls_conn_done(sk); } chtls_send_abort_rpl(sk, skb, BLOG_SKB_CB(skb)->cdev, rst_status, queue); + chtls_release_resources(sk); + chtls_conn_done(sk); } static void chtls_abort_rpl_rss(struct sock *sk, struct sk_buff *skb)