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=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 35402C43603 for ; Thu, 19 Dec 2019 18:59:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F1A37222C2 for ; Thu, 19 Dec 2019 18:59:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576781978; bh=QJaKPahU0b0Be5F1f0BqAAkffBQ9dGl1H/wDsz36YbM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=jlVQ+67VbpwjrDBaRbSB0lBmG3kdTaxz/BvpYl0QD8NMTkXrcry0JOJvMt3MtVx1e wHwoH2pBh1sn7avsGEcxw1VGjb+fESBFHAs8945WIdfEfhede6/CfNmcqYDlwkw9ey k59AaaoSIocwNHGsipltdncYr9w8z+fM2Xz4IX+M= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729781AbfLSSxQ (ORCPT ); Thu, 19 Dec 2019 13:53:16 -0500 Received: from mail.kernel.org ([198.145.29.99]:48172 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730338AbfLSSxN (ORCPT ); Thu, 19 Dec 2019 13:53:13 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B8297222C2; Thu, 19 Dec 2019 18:53:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576781593; bh=QJaKPahU0b0Be5F1f0BqAAkffBQ9dGl1H/wDsz36YbM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=x3Wx4FVG1KggVUhCzd7/jimo6Q55IE8ZCmIlRQ3LFzBFz2JluW40ejIKdwtoO2nBH 97bKEYXqWYwAoOsrZZlJ59k44Hkm6vUjQiA3eC8Kv/LNqHupgnZ2mudTowO44+cEGk qKLwNIsnSzKYgmilXte0k2PTlG6B89BJCH9FrIsQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Long Li , Steve French Subject: [PATCH 4.19 34/47] cifs: Dont display RDMA transport on reconnect Date: Thu, 19 Dec 2019 19:34:48 +0100 Message-Id: <20191219182936.599494659@linuxfoundation.org> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20191219182857.659088743@linuxfoundation.org> References: <20191219182857.659088743@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Long Li commit 14cc639c17ab0b6671526a7459087352507609e4 upstream. On reconnect, the transport data structure is NULL and its information is not available. Signed-off-by: Long Li Cc: stable@vger.kernel.org Signed-off-by: Steve French Signed-off-by: Greg Kroah-Hartman --- fs/cifs/cifs_debug.c | 5 +++++ 1 file changed, 5 insertions(+) --- a/fs/cifs/cifs_debug.c +++ b/fs/cifs/cifs_debug.c @@ -210,6 +210,11 @@ static int cifs_debug_data_proc_show(str if (!server->rdma) goto skip_rdma; + if (!server->smbd_conn) { + seq_printf(m, "\nSMBDirect transport not available"); + goto skip_rdma; + } + seq_printf(m, "\nSMBDirect (in hex) protocol version: %x " "transport status: %x", server->smbd_conn->protocol,