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[2604:1380:45d1:ec00::1]) by mx.google.com with ESMTPS id w20-20020a05620a0e9400b00781e877cd8dsi1446721qkm.158.2024.01.08.22.33.23 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Jan 2024 22:33:23 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-20433-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel+bounces-20433-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-20433-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=zte.com.cn Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 5CAF61C2322B for ; Tue, 9 Jan 2024 06:33:23 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 69FC8BA3F; Tue, 9 Jan 2024 06:33:11 +0000 (UTC) Received: from mxct.zte.com.cn (mxct.zte.com.cn [58.251.27.85]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DD81EB645 for ; Tue, 9 Jan 2024 06:33:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zte.com.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=zte.com.cn Received: from mxde.zte.com.cn (unknown [10.35.20.165]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mxct.zte.com.cn (FangMail) with ESMTPS id 4T8LWF0rBqzW8d for ; Tue, 9 Jan 2024 14:24:41 +0800 (CST) Received: from mxhk.zte.com.cn (unknown [192.168.250.138]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mxde.zte.com.cn (FangMail) with ESMTPS id 4T8LW64nSZz6yMNs for ; Tue, 9 Jan 2024 14:24:34 +0800 (CST) Received: from mse-fl1.zte.com.cn (unknown [10.5.228.132]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mxhk.zte.com.cn (FangMail) with ESMTPS id 4T8LVw5S1Vz4xPYn; Tue, 9 Jan 2024 14:24:24 +0800 (CST) Received: from xaxapp01.zte.com.cn ([10.88.99.176]) by mse-fl1.zte.com.cn with SMTP id 4096O92i032550; Tue, 9 Jan 2024 14:24:09 +0800 (+08) (envelope-from yang.guang5@zte.com.cn) Received: from mapi (xaxapp02[null]) by mapi (Zmail) with MAPI id mid31; Tue, 9 Jan 2024 14:24:11 +0800 (CST) Date: Tue, 9 Jan 2024 14:24:11 +0800 (CST) X-Zmail-TransId: 2afa659ce68b109-9212b X-Mailer: Zmail v1.0 Message-ID: <202401091424115185126@zte.com.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 From: To: Cc: , , , , , , , , , , , Subject: =?utf-8?q?=5BPATCH_linux-next_v2=5D_drm/nouveau/disp=3A_switch_to_u?= =?utf-8?q?se_kmemdup=28=29_helper?= X-MAIL: mse-fl1.zte.com.cn 4096O92i032550 X-Fangmail-Gw-Spam-Type: 0 X-Fangmail-Anti-Spam-Filtered: true X-Fangmail-MID-QID: 659CE6A8.000/4T8LWF0rBqzW8d X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1787593494077065475 X-GMAIL-MSGID: 1787593494077065475 From: Chen Haonan Use kmemdup() helper instead of open-coding to simplify the code. Signed-off-by: Chen Haonan Reviewed-by: Yang Guang --- drivers/gpu/drm/nouveau/nvif/outp.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nvif/outp.c b/drivers/gpu/drm/nouveau/nvif/outp.c index 5d3190c05250..6daeb7f0b09b 100644 --- a/drivers/gpu/drm/nouveau/nvif/outp.c +++ b/drivers/gpu/drm/nouveau/nvif/outp.c @@ -452,13 +452,12 @@ nvif_outp_edid_get(struct nvif_outp *outp, u8 **pedid) if (ret) goto done; - *pedid = kmalloc(args->size, GFP_KERNEL); + *pedid = kmemdup(args->data, args->size, GFP_KERNEL); if (!*pedid) { ret = -ENOMEM; goto done; } - memcpy(*pedid, args->data, args->size); ret = args->size; done: kfree(args);