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=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,T_DKIMWL_WL_HIGH,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 6CB8DC28CC3 for ; Tue, 4 Jun 2019 23:25:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3840A2085A for ; Tue, 4 Jun 2019 23:25:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1559690744; bh=4wEi1bPV2mkdYqpVyv51im56z9mSOznmGZ7hJqaIZS0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=MX46BE4M5s1HhxNbokopCB9Ed2A8XhRt4lQMwzPGonI5OoKOr6HaGTqWMWDJMPqnK rrZxTmGGoNBTDlNlOSD3hRVAiz09a6O+4A8k2Wf1POrBRcoTQDREviEoL1BTgh/Ojz RBqXlbrXbW6Na6i58OwKUjocc/IpCrZTkERn4zBI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728115AbfFDXZn (ORCPT ); Tue, 4 Jun 2019 19:25:43 -0400 Received: from mail.kernel.org ([198.145.29.99]:37592 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728106AbfFDXZl (ORCPT ); Tue, 4 Jun 2019 19:25:41 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 38CCD2085A; Tue, 4 Jun 2019 23:25:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1559690741; bh=4wEi1bPV2mkdYqpVyv51im56z9mSOznmGZ7hJqaIZS0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ik6OBrOS3TA0WsrtsQ4ccuQhgIlq7lpDzbU7WykM3KzRmsni+CCY88V6KSDQbTbwv g0A0+ucIueCRX1ls4kdmvIf5H7KUyhiLf1DlSz+m1zMHB9hcjARONpzb54ufanDBLv WT8IEGRgn2D2LVui0HbBsWlVNyv3l9EScJj5iYRc= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: James Smart , Dick Kennedy , Bart Van Assche , "Martin K . Petersen" , Sasha Levin , linux-scsi@vger.kernel.org Subject: [PATCH AUTOSEL 4.4 05/10] scsi: lpfc: add check for loss of ndlp when sending RRQ Date: Tue, 4 Jun 2019 19:25:26 -0400 Message-Id: <20190604232532.7953-5-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190604232532.7953-1-sashal@kernel.org> References: <20190604232532.7953-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: James Smart [ Upstream commit c8cb261a072c88ca1aff0e804a30db4c7606521b ] There was a missing qualification of a valid ndlp structure when calling to send an RRQ for an abort. Add the check. Signed-off-by: Dick Kennedy Signed-off-by: James Smart Tested-by: Bart Van Assche Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/lpfc/lpfc_els.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 398c9a0a5ade..82a690924f5e 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -6498,7 +6498,10 @@ int lpfc_send_rrq(struct lpfc_hba *phba, struct lpfc_node_rrq *rrq) { struct lpfc_nodelist *ndlp = lpfc_findnode_did(rrq->vport, - rrq->nlp_DID); + rrq->nlp_DID); + if (!ndlp) + return 1; + if (lpfc_test_rrq_active(phba, ndlp, rrq->xritag)) return lpfc_issue_els_rrq(rrq->vport, ndlp, rrq->nlp_DID, rrq); -- 2.20.1