From patchwork Wed Jul 16 18:05:21 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Gordeev X-Patchwork-Id: 4569091 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: X-Original-To: patchwork-linux-pci@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 496FA9F26C for ; Wed, 16 Jul 2014 18:20:48 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 64046201C8 for ; Wed, 16 Jul 2014 18:20:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A3236201B9 for ; Wed, 16 Jul 2014 18:20:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934844AbaGPSUZ (ORCPT ); Wed, 16 Jul 2014 14:20:25 -0400 Received: from mx1.redhat.com ([209.132.183.28]:23630 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934606AbaGPSUX (ORCPT ); Wed, 16 Jul 2014 14:20:23 -0400 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s6GI5L7s005543 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 16 Jul 2014 14:05:22 -0400 Received: from dhcp-26-207.brq.redhat.com (dhcp-26-192.brq.redhat.com [10.34.26.192]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id s6GI4occ008425; Wed, 16 Jul 2014 14:05:18 -0400 From: Alexander Gordeev To: linux-kernel@vger.kernel.org Cc: Alexander Gordeev , xjtuwjp@gmail.com, lindar_liu@usish.com, linux-scsi@vger.kernel.org, linux-pci@vger.kernel.org Subject: [PATCH v2 RESEND 17/23] pm8001: Fix invalid return when request_irq() failed Date: Wed, 16 Jul 2014 20:05:21 +0200 Message-Id: <5ecd9b80f705545c3dc85b2a4ae63a8ac3df8105.1405533479.git.agordeev@redhat.com> In-Reply-To: References: X-Scanned-By: MIMEDefang 2.68 on 10.5.11.23 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP When a call to request_irq() failed pm8001_setup_msix() still returns the success. This udate fixes the described misbehaviour. Signed-off-by: Alexander Gordeev Cc: xjtuwjp@gmail.com Cc: lindar_liu@usish.com Cc: linux-scsi@vger.kernel.org Cc: linux-pci@vger.kernel.org Acked-by: Jack Wang Reviewed-by: Tomas Henzl --- drivers/scsi/pm8001/pm8001_init.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c index e90c89f..e837ece 100644 --- a/drivers/scsi/pm8001/pm8001_init.c +++ b/drivers/scsi/pm8001/pm8001_init.c @@ -744,9 +744,10 @@ static u32 pm8001_setup_msix(struct pm8001_hba_info *pm8001_ha) pm8001_ha->irq_vector[i].irq_id = i; pm8001_ha->irq_vector[i].drv_inst = pm8001_ha; - if (request_irq(pm8001_ha->msix_entries[i].vector, + rc = request_irq(pm8001_ha->msix_entries[i].vector, pm8001_interrupt_handler_msix, flag, - intr_drvname[i], &(pm8001_ha->irq_vector[i]))) { + intr_drvname[i], &(pm8001_ha->irq_vector[i])); + if (rc) { for (j = 0; j < i; j++) free_irq( pm8001_ha->msix_entries[j].vector,