From nobody Sun Nov 16 02:30:10 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=gmail.com ARC-Seal: i=1; a=rsa-sha256; t=1762195360; cv=none; d=zohomail.com; s=zohoarc; b=YBpSZdj9wcvBV6ihnFvCStmGR1EVYdmunIHmNPXzaMqwy/NWkB1wjgGTIhk3jbKZKMX1koUC22In26LzSuRyJ4fFlTuuihXf4pJVPQF9a9hLn2osHpEdgSrVZqlSS3LlacHWR8hmPQ2qtav6fL3jAo1Uoqvu47K2/jcNYcRvjlQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1762195360; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=2PPFTpvP29eV2o4+yOFXgNrhVKIhmznvuYSsfAv1arc=; b=k1m9o6OTdJGl67lu8OiMS3cmfud97Nmwg4q2b6gR6XQiIGa1gr7oQ6qE8FddHzMfKmjXqNMA5u2HrTbMgfFDdF9/GuVOGBCqaqFQ+8FdlUpT8rR5miugnuP4Kj9BC8prF3dRj2dZdMaSViK5xGie/lbRCZE4L+YKe9UAfXg15SM= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1762195360768524.2290558921006; Mon, 3 Nov 2025 10:42:40 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vFzU9-00033Q-Nt; Mon, 03 Nov 2025 13:40:57 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vFzU7-00032I-4v for qemu-devel@nongnu.org; Mon, 03 Nov 2025 13:40:55 -0500 Received: from mail-pf1-x443.google.com ([2607:f8b0:4864:20::443]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1vFzU1-0008T1-3t for qemu-devel@nongnu.org; Mon, 03 Nov 2025 13:40:53 -0500 Received: by mail-pf1-x443.google.com with SMTP id d2e1a72fcca58-76e2ea933b7so4749274b3a.1 for ; Mon, 03 Nov 2025 10:40:48 -0800 (PST) Received: from fedora.. ([103.2.232.250]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7acd634081dsm64255b3a.58.2025.11.03.10.40.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Nov 2025 10:40:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1762195247; x=1762800047; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=2PPFTpvP29eV2o4+yOFXgNrhVKIhmznvuYSsfAv1arc=; b=YOHRffBmcUFfQe/Yvn0LDeEoQAYjKlJKgGSaKuogY9RT8gGduBa1eUDjKfpNQaVGWb zIqhKL0y5hgQdOvBHKgqCRTR3eeb05iIHXzUjLry4pAFIZxpdBB4qHoBDBHUs3KDjnGq BgZBkwzrUTSfKfk4WNXLdcVCcrDQsWlDnyZBHMNM/XcS1eQrYLkQDn1y1EzXcc1KEFgG P/At4cboZR2Kq3vpQasYuO6IgSRQ1GGIrfiBe11JCLSOubPL+w0oi4rjLeDCn4ay0AnC SNyEy6HrWJA16asDoNXop6NCl/aJi7v7jI7nJHxyMaywDItf+V/Bl5fj0yKnBOW2c4EI slYQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1762195247; x=1762800047; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=2PPFTpvP29eV2o4+yOFXgNrhVKIhmznvuYSsfAv1arc=; b=TD/ktaxt9hleusSMNDeb3uao2alaUGv7+vAuaLUg79/txtb6ROC9mu+NXnYbDu+06G PVRWwS2NxYtQwfjMFWSaBT723VcgNbSe2Awf8QKg+pZe8YYKurYwCHyjufVU3DO+PMAb KYrWXQmr4Io5RzqmvrRsHNc7sqkGbpmHBmvu82gxZXrLaYzVM0n1TV7eqhwG0AekFoIw YVtcToqFc/osMl0I+I0Prc7vh21jEclQkONttlFqP6qIO9LOeLhW/sekTJCKyhFVWA0R X9MFs9NlGbq1nis/uiykxkruQFuoizH9Mw2ytlyTiv4icHJMkXBLnDJup/ye53joccSW Cfsw== X-Forwarded-Encrypted: i=1; AJvYcCVbodQDKdtslCUT0BopKyWdmOZ+GgtfO6cTHFzbEGGOnR0czX+aG01Iu4c3Zvh0fvUaJ+0yBJZ5Urqx@nongnu.org X-Gm-Message-State: AOJu0YycCWEeYLDiULnI8PNntHQHks82Jd+u71Raaqlxfipm0PNlgUKn EK/D4F1iae5DCOLr4OrDuww9u8u85DdsHzCQyWONlHJ7Af+QpV0AoZrrzFgcSo+wnPPj9w== X-Gm-Gg: ASbGncsjvv99/GBTLRbYksYc+MWmKX9bTm+MpSZfrq+p+jCO6RrA4jEoAUY80/911tj yWr3ZtI0cgtFWnu2v91r96dDOQizXtmiAufkvhYtS0tND6y8jQWIGogzsC4z781yPUqUytTT3Oj XkpR3fwbj50aXn6Puw7JeBkXxR2pQUAT9zTp3Hi2iJFZht1XkdQ6BW55yYNYyicmc5S/WiOP5EQ OpYiZ3asqceRIJOzta8G7qTE0JPAj2uvaVe7UEfWRXJu1r/+aduxeBkrUpGyFdRvkay3PtoZuQw +gN8PyoGtItTwTxdtBlxW3k3RVcrye65tpqLzKrLtaas4B/IgKo9FZJec8QMRvcWs0rpTjCtnqd +lSJJtmJICxQEGctL4sUjixyQair9MIP9WDxMLDj5jzXAajNzCH8T9m3Oqyq/lITi2xja0Ur8ZW lOGBnSoNgq9mhLIbwr6RQddPJcG6MnjfHk+oeWsoN+SJRH1iHqzw== X-Google-Smtp-Source: AGHT+IHd6zsejcK4AP53rLg0JcZIXBH9C3rw/530rwYwuYaFzZq9Czx853gMiDX/ZWWPLaI4e1/Uig== X-Received: by 2002:a05:6a00:4614:b0:7a2:7f45:5898 with SMTP id d2e1a72fcca58-7acbf0ba05bmr521898b3a.3.1762195246459; Mon, 03 Nov 2025 10:40:46 -0800 (PST) From: Soumyajyotii Ssarkar To: deller@gmx.de, mark.cave-ayland@ilande.co.uk, sarkarsoumyajyoti23@gmail.com, peter.maydell@linaro.org, zhaoguohan@kylinos.cn, qemu-devel@nongnu.org, stefanha@gmail.com Cc: Paolo Bonzini , Fam Zheng , Soumyajyotii Ssarkar Subject: [PATCH v4 2/2] hw/scsi/ncr53c710.c: Fixing Incorrect expression (IDENTICAL_BRANCHES) Date: Tue, 4 Nov 2025 00:10:31 +0530 Message-ID: <20251103184031.22118-3-soumyajyotisarkar23@gmail.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20251103184031.22118-1-soumyajyotisarkar23@gmail.com> References: <20251103184031.22118-1-soumyajyotisarkar23@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::443; envelope-from=soumyajyotisarkar23@gmail.com; helo=mail-pf1-x443.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1762195365933158501 Content-Type: text/plain; charset="utf-8" The issue stems from Sync and Async if-else condition. The same code is executed when the condition "s->waiting !=3D NCR710_WAIT_N= ONE" is true or false. Because the code in the if-then branch and after the if statement is identi= cal So we can remove the unnecessary condition checking for Sync and Async cases. As reported by: Stefan Hajnoczi Signed-off-by: Soumyajyotii Ssarkar --- hw/scsi/ncr53c710.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/hw/scsi/ncr53c710.c b/hw/scsi/ncr53c710.c index 871f76c2a2..3de264fde9 100644 --- a/hw/scsi/ncr53c710.c +++ b/hw/scsi/ncr53c710.c @@ -1366,11 +1366,6 @@ again: case PHASE_DI: s->waiting =3D NCR710_WAIT_DMA; ncr710_do_dma(s, 0); - if (s->waiting !=3D NCR710_WAIT_NONE) { - /* Async - stop and wait */ - break; - } - /* Sync - continue execution */ break; case PHASE_CO: ncr710_do_command(s); --=20 2.49.0