From patchwork Fri Mar 12 02:18:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?546L5pOO?= X-Patchwork-Id: 1451665 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=2404:9400:2:0:216:3eff:fee1:b9f1; helo=lists.ozlabs.org; envelope-from=linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org; receiver=) Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2404:9400:2:0:216:3eff:fee1:b9f1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4DxV8B5bD1z9rx6 for ; Fri, 12 Mar 2021 13:27:22 +1100 (AEDT) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4DxV8B4f1Dz3dBV for ; Fri, 12 Mar 2021 13:27:22 +1100 (AEDT) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vivo.com (client-ip=59.111.176.35; helo=mail-m17635.qiye.163.com; envelope-from=wangqing@vivo.com; receiver=) X-Greylist: delayed 467 seconds by postgrey-1.36 at boromir; Fri, 12 Mar 2021 13:27:08 AEDT Received: from mail-m17635.qiye.163.com (mail-m17635.qiye.163.com [59.111.176.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4DxV7w2yXlz3cGK for ; Fri, 12 Mar 2021 13:27:07 +1100 (AEDT) Received: from vivo-HP-ProDesk-680-G4-PCI-MT.vivo.xyz (unknown [58.250.176.228]) by mail-m17635.qiye.163.com (Hmail) with ESMTPA id 8ACA940022B; Fri, 12 Mar 2021 10:18:58 +0800 (CST) From: Wang Qing To: Tyrel Datwyler , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , "James E.J. Bottomley" , "Martin K. Petersen" , linux-scsi@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH] scsi: ibmvscsi: delete the useless casting value returned Date: Fri, 12 Mar 2021 10:18:53 +0800 Message-Id: <1615515534-1250-1-git-send-email-wangqing@vivo.com> X-Mailer: git-send-email 2.7.4 X-HM-Spam-Status: e1kfGhgUHx5ZQUtXWQgYFAkeWUFZS1VLWVdZKFlBSE83V1ktWUFJV1kPCR oVCBIfWUFZGkhITxgeSkJKSB5CVkpNSk5OSk5OSENCT0pVEwETFhoSFyQUDg9ZV1kWGg8SFR0UWU FZT0tIVUpKS0hKTFVLWQY+ X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6PSo6ESo4Tj8IEwIzDzE0Eyw3 TiEwCzpVSlVKTUpOTkpOTkhCQ0tNVTMWGhIXVQwaFRwKEhUcOw0SDRRVGBQWRVlXWRILWUFZTkNV SU5LVUpMTVVJSUNZV1kIAVlBSUtDSzcG X-HM-Tid: 0a78243ad5abd991kuws8aca940022b X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Wang Qing Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Fix the following coccicheck warning: WARNING: casting value returned by memory allocation function is useless. Signed-off-by: Wang Qing --- drivers/scsi/ibmvscsi/ibmvscsi.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index 29fcc44..f084ca10 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -717,8 +717,7 @@ static int map_sg_data(struct scsi_cmnd *cmd, /* get indirect table */ if (!evt_struct->ext_list) { - evt_struct->ext_list = (struct srp_direct_buf *) - dma_alloc_coherent(dev, + evt_struct->ext_list = dma_alloc_coherent(dev, SG_ALL * sizeof(struct srp_direct_buf), &evt_struct->ext_list_token, 0); if (!evt_struct->ext_list) {