From patchwork Fri Sep 8 08:02:01 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin King X-Patchwork-Id: 9943365 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B58E86034B for ; Fri, 8 Sep 2017 08:03:11 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A2E5328572 for ; Fri, 8 Sep 2017 08:03:11 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 976E928577; Fri, 8 Sep 2017 08:03:11 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1A9D728572 for ; Fri, 8 Sep 2017 08:03:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754330AbdIHICI (ORCPT ); Fri, 8 Sep 2017 04:02:08 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:52718 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753479AbdIHICG (ORCPT ); Fri, 8 Sep 2017 04:02:06 -0400 Received: from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1dqEEk-0006CK-41; Fri, 08 Sep 2017 08:02:02 +0000 From: Colin King To: James Smart , Dick Kennedy , "James E . J . Bottomley" , "Martin K . Petersen" , linux-scsi@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] scsi: lpfc: remove redundant null check on eqe Date: Fri, 8 Sep 2017 09:02:01 +0100 Message-Id: <20170908080201.9592-1-colin.king@canonical.com> X-Mailer: git-send-email 2.14.1 MIME-Version: 1.0 Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Colin Ian King The pointer eqe is always non-null inside the while loop, so the check to see if eqe is NULL is redudant and hence can be removed. Detected by CoverityScan CID#1248693 ("Logically Dead Code") Signed-off-by: Colin Ian King Signed-off-by: James Smart --- drivers/scsi/lpfc/lpfc_sli.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 8b119f87b51d..80036a9fae7f 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -13760,9 +13760,6 @@ lpfc_sli4_hba_intr_handler(int irq, void *dev_id) * Process all the event on FCP fast-path EQ */ while ((eqe = lpfc_sli4_eq_get(fpeq))) { - if (eqe == NULL) - break; - ccount += lpfc_sli4_hba_handle_eqe(phba, eqe, hba_eqidx); if (!(++ecount % fpeq->entry_repost) || ccount > LPFC_MAX_ISR_CQE)