From patchwork Tue Jun 28 16:36:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guiling Deng X-Patchwork-Id: 12898569 X-Patchwork-Delegate: deller@gmx.de 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 1891DC43334 for ; Tue, 28 Jun 2022 16:43:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229698AbiF1Qnb (ORCPT ); Tue, 28 Jun 2022 12:43:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54912 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234884AbiF1QmO (ORCPT ); Tue, 28 Jun 2022 12:42:14 -0400 Received: from m12-13.163.com (m12-13.163.com [220.181.12.13]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 37AD021839; Tue, 28 Jun 2022 09:39:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-Id:MIME-Version; bh=nt05P 26I+/2qRv1d4aL/V6BIimpJ94Vgajr7RbdM3fE=; b=ixESMC2SVpxKnKjcPuT8d Ii/rwpVHzGEpzqphF/mLkA0jWuafIfBAEc4pprTg0Da702z3zDxAVs77ChpRvJTc yDl6xSKoIqyyDW2kVnFGK5LesGsklIRc2uQM0XlCk8oLf1iENODHH0NlNyOqK+Vh xAWm+0Q7+jlaIk8VdJKgJ4= Received: from ubuntu.localdomain (unknown [223.73.235.3]) by smtp9 (Coremail) with SMTP id DcCowAAnhwySLrtiwy+mLw--.51135S2; Wed, 29 Jun 2022 00:38:50 +0800 (CST) From: Guiling Deng To: daniel@ffwll.ch, deller@gmx.de Cc: linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Guiling Deng Subject: [PATCH] fbdev: fbmem: Fix logo center image dx issue Date: Tue, 28 Jun 2022 09:36:41 -0700 Message-Id: <20220628163641.4167-1-greens9@163.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CM-TRANSID: DcCowAAnhwySLrtiwy+mLw--.51135S2 X-Coremail-Antispam: 1Uf129KBjvdXoWrZrW3Zr1ktw48WrWfAFy7Wrg_yoW3ArgEkw 4jvF97Zr9Ik3WIkFnYk3W3AFZayrWfZ3W3u3ZFkrykCF9Fgr4rXr1UZrsYqayagwnrXFZF qwnFqr48WryfCjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7xRltC3JUUUUU== X-Originating-IP: [223.73.235.3] X-CM-SenderInfo: pjuhv0jvz6il2tof0z/1tbiURou3GDEOaLlSgAAsp Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Image.dx gets wrong value because of missing '()'. If xres == logo->width and n == 1, image.dx = -16. Signed-off-by: Guiling Deng --- drivers/video/fbdev/core/fbmem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c index c4a18322dee9..1fd2bdb11266 100644 --- a/drivers/video/fbdev/core/fbmem.c +++ b/drivers/video/fbdev/core/fbmem.c @@ -511,7 +511,7 @@ static int fb_show_logo_line(struct fb_info *info, int rotate, while (n && (n * (logo->width + 8) - 8 > xres)) --n; - image.dx = (xres - n * (logo->width + 8) - 8) / 2; + image.dx = (xres - (n * (logo->width + 8) - 8)) / 2; image.dy = y ?: (yres - logo->height) / 2; } else { image.dx = 0;