From nobody Mon Feb 9 01:01:46 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 67B4CEB64D7 for ; Wed, 14 Jun 2023 01:30:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242091AbjFNBa3 (ORCPT ); Tue, 13 Jun 2023 21:30:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43270 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232782AbjFNBaZ (ORCPT ); Tue, 13 Jun 2023 21:30:25 -0400 Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 6E7AC1BFD for ; Tue, 13 Jun 2023 18:30:14 -0700 (PDT) Received: from loongson.cn (unknown [10.20.42.43]) by gateway (Coremail) with SMTP id _____8Cx_eokGIlkrOUEAA--.10670S3; Wed, 14 Jun 2023 09:30:12 +0800 (CST) Received: from openarena.loongson.cn (unknown [10.20.42.43]) by localhost.localdomain (Coremail) with SMTP id AQAAf8BxC8ojGIlkCvwZAA--.65253S2; Wed, 14 Jun 2023 09:30:11 +0800 (CST) From: Sui Jingfeng To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH] drm/fbdev-generic: Remove a redundant assignment clause Date: Wed, 14 Jun 2023 09:30:11 +0800 Message-Id: <20230614013011.750598-1-suijingfeng@loongson.cn> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: AQAAf8BxC8ojGIlkCvwZAA--.65253S2 X-CM-SenderInfo: xvxlyxpqjiv03j6o00pqjv00gofq/ X-Coremail-Antispam: 1Uk129KBj93XoWrtFWfCr1ftr4rAF48Zr4UZFc_yoW8JrWrpa ySgrW5KryDta15Ga18A3ZrA343Wa9xJry0kr18C3s0vw4jy34S9F95ZF1kXF45Jw1xXF4a qrnI9FWkCrn2krbCm3ZEXasCq-sJn29KB7ZKAUJUUUU7529EdanIXcx71UUUUU7KY7ZEXa sCq-sGcSsGvfJ3Ic02F40EFcxC0VAKzVAqx4xG6I80ebIjqfuFe4nvWSU5nxnvy29KBjDU 0xBIdaVrnRJUUU90b4IE77IF4wAFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2 IYs7xG6rWj6s0DM7CIcVAFz4kK6r1Y6r17M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48v e4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI 0_Gr0_Cr1l84ACjcxK6I8E87Iv67AKxVWxJr0_GcWl84ACjcxK6I8E87Iv6xkF7I0E14v2 6F4UJVW0owAaw2AFwI0_Jrv_JF1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2xF0c Ia020Ex4CE44I27wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_JF0_ Jw1lYx0Ex4A2jsIE14v26r4j6F4UMcvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwI xGrwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwCFI7km07C267AKxVWU XVWUAwC20s026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67 kF1VAFwI0_JF0_Jw1lIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY 6xIIjxv20xvEc7CjxVAFwI0_Jr0_Gr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0x vEx4A2jsIE14v26r4j6F4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVj vjDU0xZFpf9x07jFE__UUUUU= Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The assignment "dst =3D map;" in the drm_fbdev_generic_damage_blit() functi= on is redundant because it has already been copied when the call to drm_client_buffer_vmap() is finished. Therefore, this patch saves a useless copy. No functional change. Signed-off-by: Sui Jingfeng --- drivers/gpu/drm/drm_fbdev_generic.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/drm_fbdev_generic.c b/drivers/gpu/drm/drm_fbde= v_generic.c index 98ae703848a0..aa6924e3a58c 100644 --- a/drivers/gpu/drm/drm_fbdev_generic.c +++ b/drivers/gpu/drm/drm_fbdev_generic.c @@ -182,7 +182,7 @@ static int drm_fbdev_generic_damage_blit(struct drm_fb_= helper *fb_helper, struct drm_clip_rect *clip) { struct drm_client_buffer *buffer =3D fb_helper->buffer; - struct iosys_map map, dst; + struct iosys_map map; int ret; =20 /* @@ -202,8 +202,7 @@ static int drm_fbdev_generic_damage_blit(struct drm_fb_= helper *fb_helper, if (ret) goto out; =20 - dst =3D map; - drm_fbdev_generic_damage_blit_real(fb_helper, clip, &dst); + drm_fbdev_generic_damage_blit_real(fb_helper, clip, &map); =20 drm_client_buffer_vunmap(buffer); =20 --=20 2.25.1