From patchwork Tue Jun 16 00:22:30 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: BALATON Zoltan X-Patchwork-Id: 280443 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 297DFC433DF for ; Tue, 16 Jun 2020 00:38:28 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 01EA820734 for ; Tue, 16 Jun 2020 00:38:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 01EA820734 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=eik.bme.hu Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:40064 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jkzcR-0000YM-9w for qemu-devel@archiver.kernel.org; Mon, 15 Jun 2020 20:38:27 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43144) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jkzZq-0004ch-Vy for qemu-devel@nongnu.org; Mon, 15 Jun 2020 20:35:47 -0400 Received: from zero.eik.bme.hu ([2001:738:2001:2001::2001]:46195) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jkzZo-0003tm-Eo for qemu-devel@nongnu.org; Mon, 15 Jun 2020 20:35:46 -0400 Received: from zero.eik.bme.hu (blah.eik.bme.hu [152.66.115.182]) by localhost (Postfix) with SMTP id DC936748DDB; Tue, 16 Jun 2020 02:35:40 +0200 (CEST) Received: by zero.eik.bme.hu (Postfix, from userid 432) id 641EB7475F9; Tue, 16 Jun 2020 02:35:40 +0200 (CEST) Message-Id: <2a2556cc2394573dde9d3307b931aa741f37e7d6.1592266950.git.balaton@eik.bme.hu> In-Reply-To: References: From: BALATON Zoltan Subject: [PATCH v2 2/8] sm501: Drop unneded variable Date: Tue, 16 Jun 2020 02:22:30 +0200 MIME-Version: 1.0 To: qemu-devel@nongnu.org Received-SPF: pass client-ip=2001:738:2001:2001::2001; envelope-from=balaton@eik.bme.hu; helo=zero.eik.bme.hu X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Sebastian Bauer , Magnus Damm , Gerd Hoffmann , Aurelien Jarno Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" We don't need a separate variable to keep track if we allocated memory that needs to be freed as we can test the pointer itself. Signed-off-by: BALATON Zoltan Reviewed-by: Peter Maydell --- hw/display/sm501.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/hw/display/sm501.c b/hw/display/sm501.c index 5ae320ddc3..85d54b598f 100644 --- a/hw/display/sm501.c +++ b/hw/display/sm501.c @@ -796,13 +796,12 @@ static void sm501_2d_operation(SM501State *s) de = db + width + height * (width + dst_pitch); if (rtl && ((db >= sb && db <= se) || (de >= sb && de <= se))) { /* regions may overlap: copy via temporary */ - int free_buf = 0, llb = width * (1 << format); + int llb = width * (1 << format); int tmp_stride = DIV_ROUND_UP(llb, sizeof(uint32_t)); uint32_t *tmp = tmp_buf; if (tmp_stride * sizeof(uint32_t) * height > sizeof(tmp_buf)) { tmp = g_malloc(tmp_stride * sizeof(uint32_t) * height); - free_buf = 1; } pixman_blt((uint32_t *)&s->local_mem[src_base], tmp, src_pitch * (1 << format) / sizeof(uint32_t), @@ -813,7 +812,7 @@ static void sm501_2d_operation(SM501State *s) dst_pitch * (1 << format) / sizeof(uint32_t), 8 * (1 << format), 8 * (1 << format), 0, 0, dst_x, dst_y, width, height); - if (free_buf) { + if (tmp != tmp_buf) { g_free(tmp); } } else {