From patchwork Sun Dec 15 10:45:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 851089 Received: from laurent.telenet-ops.be (laurent.telenet-ops.be [195.130.137.89]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B7FF78BE5 for ; Sun, 15 Dec 2024 10:45:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=195.130.137.89 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734259526; cv=none; b=NMIALN530ESlkq5S/tHUVKY6XeDtk34OsGWs74YzPddd6uWCul/Yk+XzO4kaWnDSIpgv6rHBS6vnyNIQ6/ACruqWtPmL0BjS1Ax7Xj0IiZu+Ycw61VuP74DgZBQb8vBwe3B6Xjg8NeDnjXXRvVL74/YyvQNEqR0o7VJ3u+NA6XE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734259526; c=relaxed/simple; bh=xnfxFYhkZY7KQ5iXeY1f39w5olq7txFZ2Nl2KlnICCo=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=evlmHb/p1e2w4/qIGZ6AHhNyUqd2xcB+Vi4G0khbYKE/iYih9P/FcWkwtll9GAEAYUWYxfrrGlsCJszeyMuY9SJUE5WlXgQtPQ3rUrJPLYgQoY62aZ4C9G0XK+12v5VW+xrsvYNJoZ4JcuN+/muYx0vCosEyR8izJ17augqToG4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org; spf=none smtp.mailfrom=linux-m68k.org; arc=none smtp.client-ip=195.130.137.89 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux-m68k.org Received: from ramsan.of.borg ([IPv6:2a02:1810:ac12:ed80:8e92:9273:64e7:a1e1]) by laurent.telenet-ops.be with cmsmtp id oylD2D00X4qjdAp01ylDAh; Sun, 15 Dec 2024 11:45:13 +0100 Received: from rox.of.borg ([192.168.97.57]) by ramsan.of.borg with esmtp (Exim 4.95) (envelope-from ) id 1tMm7a-001Kjb-6o; Sun, 15 Dec 2024 11:45:13 +0100 Received: from geert by rox.of.borg with local (Exim 4.95) (envelope-from ) id 1tMm7d-000nm1-LR; Sun, 15 Dec 2024 11:45:13 +0100 From: Geert Uytterhoeven To: linux-fbdev@vger.kernel.org Cc: Geert Uytterhoeven Subject: [PATCH fbtest 11/17] drawops: Make dT1 and dS1 in do_ellipse() unsigned Date: Sun, 15 Dec 2024 11:45:02 +0100 Message-Id: <20241215104508.191237-12-geert@linux-m68k.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241215104508.191237-1-geert@linux-m68k.org> References: <20241215104508.191237-1-geert@linux-m68k.org> Precedence: bulk X-Mailing-List: linux-fbdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 "dT1" and "dS1" are never negative, so they should be unsigned. Signed-off-by: Geert Uytterhoeven --- drawops/generic.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drawops/generic.c b/drawops/generic.c index 5c068e10d28fbdfe..5fd971b59bc698fe 100644 --- a/drawops/generic.c +++ b/drawops/generic.c @@ -316,8 +316,8 @@ static void do_ellipse(u32 x, u32 y, u32 a, u32 b, pixel_t pixel, u32 y1 = b; int S = a2*(1-2*b)+2*b2; int T = b2-2*a2*(2*b-1); - int dT1 = 4*b2; - int dS1 = dT1+2*b2; + unsigned int dT1 = 4*b2; + unsigned int dS1 = dT1+2*b2; int dS2 = -4*a2*(b-1); int dT2 = dS2+2*a2; @@ -358,8 +358,8 @@ static void do_ellipse(u32 x, u32 y, u32 a, u32 b, pixel_t pixel, u32 y1 = 0; int S = b2*(1-2*a)+2*a2; int T = a2-2*b2*(2*a-1); - int dT1 = 4*a2; - int dS1 = dT1+2*a2; + unsigned int dT1 = 4*a2; + unsigned int dS1 = dT1+2*a2; int dS2 = -4*b2*(a-1); int dT2 = dS2+2*b2;