From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f178.google.com (mail-pg1-f178.google.com [209.85.215.178]) (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 82B793750DB for ; Fri, 12 Jun 2026 18:32:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.178 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781289173; cv=none; b=ucg0JHHTnceC9biIdr3GbbD+cvZCBKs78apXwREABMDnbdugibc5c1Y7OwLIAtrzENZmEGwH6cW1wCPXBDXkV0lInUpZumgVakeoUj86cnNx35RoiHuDNZpnbU8qndraea5x5jz3mhPBQrpo7xY8sEyRAykWh2MDRctQmVImeQE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781289173; c=relaxed/simple; bh=vdcxqzZIBnASsOu/CTvV2i74VZM4fk6zVEOwRKINJzU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=jo0I8KFgWikxcyVbz7DtIUHTz7ARuyqqUDLCcJSufDM4ZhwCwf/htr3OdIw7ZCh7GGrcJNtNOzhAlooLEoJVrhugoK6+2MiXBN7DuGhZJLpfQ5qJZhPcAs6FiESKnXNrvfdnA8QP2VJp2AFnC78ttwLRvt6IIpNkLaq/CbsJr88= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=CDAI3njZ; arc=none smtp.client-ip=209.85.215.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="CDAI3njZ" Received: by mail-pg1-f178.google.com with SMTP id 41be03b00d2f7-c859878eb48so563868a12.0 for ; Fri, 12 Jun 2026 11:32:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1781289171; x=1781893971; darn=vger.kernel.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=v/hxZznLvcrzr8nyb0/DDIS1Ul53TJdw4xa5LWXplso=; b=CDAI3njZW9jzUe3qlLZMf6p2tJBAxRfd1TrooEO7FpB6rQm6i12fJ3qZ3u3OnsRD3t QHHATMrZKl4BTWF4jWrbETrs0Rur9X/o2Tn9Uu/qSU301bOG6JnWVrLBfIjokuDtndW4 iM2dd09r7iM9/DyqrsYeonB7UAtiXxuer8DfKugpjvKu4XVSjo6qElKRqDQ9B/SxO7ZQ e1uvDqmJrkJMqA0ofehh7H9gpgf/aXktBN0CuoCpNTvcrvTEH9csrrzbbQirzikbvpzZ SJf38eb2AXC7YYiawgVW2gAr2avVh+WdvVfGL1XgX5Kmqc4yICVqV+ntNx3/SvamhfhF Vrhw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781289171; x=1781893971; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=v/hxZznLvcrzr8nyb0/DDIS1Ul53TJdw4xa5LWXplso=; b=Ze4o2ysX//RC80Q0PHlOr3EBNBtyl1OMlejGO+rV1PEwfrsn2XrVrDFrO3ID+opQXE u9pDWq8zwaUdYgE0BdGLYQVxdr6y3CQa5A2Y7ayK4xCZtJbtvkQKD1IUzHSy2pOFGdKK qdgPbllNYqO4nKW0+tvtdzGHdxnrNUHsq1JrCyk+A0i+188je2eGCuJQLoQ8+cFgcvIp HfUpYMKnpgQTLLTdnwRYuVuYNCqQ7LprSxfdOXwkeq4VvRiiOkW/SbNuYjVqNiS0xP58 v6nZ287yVKsVAleEIxSlDtPTusUbWeEYdm9F23f1SCyupXD737T6piRdGO2a/KYRjw03 It1Q== X-Forwarded-Encrypted: i=1; AFNElJ+vlpVyoFUHUEF9Y4uS43vDtn4gDwuvjA+rwIzKOOUun+p72HAU2yuh1BWoZEmt61P2IeBLNV7YtMKxxzg=@vger.kernel.org X-Gm-Message-State: AOJu0YzB1AJmrqrpKJ1xLP8EPU1OpB30ckbF6cUKdoICiRKpZFdhRcN9 bzfZ0APqmj31ZFuJGrR+E1AtNzRoJppxRstH+CsHfNZNWE9tSVDQaHT1 X-Gm-Gg: Acq92OECs07tqw6BUE0SsJPFknprliESnc7a3e3IchH1lW7/E2U+tvbpYekJGhkxAyf OtK1EhzrWAEbTxDFgaixEyxW16HUyk82nXx1NBiJ2sS8u51ZLXl4SQHGYCa+AqFNnSL9ycLvXbt sXnGqjorAog8UUXZFkpAo54+99Bu75JkNGCfTnQqH+K/anSHPvKgKpSJo2ewu3a0rcJ/SmlzZlC q6tQzHnvC9cumlT6mbB/nZZatRNYJyVkZNKEW9lvgjea2HRjSGl/0yJXz4pNr9oj4d0G5HPe555 uUDHL3EKZNHKDBL6MOC9UoVAOFqN7FEyPr0TZk9XmDR7v7fG5XoRnaYtAPGUBIfbsllu+HxVb1b bTxvyyxaUv2MUynDtb5qhvlN3NPa5noQexEZoT0XAQWFmyeA/bnQ/SWWB29d+dSrAHhiXF+qkBh uUxRFBNuuyD7BfxFoosoRS6PtQNtdBTkBnRArdmsWT8ThkJxpp962GTuFwWZa2g7WPi8iKjhvZe 8B+Zfq2Uc+PE9FxVa5zpAWcrrzm4v6i6g== X-Received: by 2002:a05:6a20:9f8e:b0:3b4:71a9:cd8f with SMTP id adf61e73a8af0-3b796422c91mr770241637.41.1781289170855; Fri, 12 Jun 2026 11:32:50 -0700 (PDT) Received: from ryzen ([2601:644:8000:5b5d:a073:5e58:ab5:a167]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c8661b5b207sm2795034a12.5.2026.06.12.11.32.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Jun 2026 11:32:50 -0700 (PDT) From: Rosen Penev To: linux-ide@vger.kernel.org Cc: Damien Le Moal , Niklas Cassel , Grant Likely , Tim Yamin , Julia Lawall , Jeff Garzik , linux-kernel@vger.kernel.org (open list) Subject: [PATCHv3 4/6] ata: pata_mpc52xx: remove redundant irq_dispose_mapping calls Date: Fri, 12 Jun 2026 11:32:25 -0700 Message-ID: <20260612183227.20446-5-rosenp@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260612183227.20446-1-rosenp@gmail.com> References: <20260612183227.20446-1-rosenp@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit bcom_ata_release() calls bcom_task_free(), which already calls irq_dispose_mapping(tsk->irq). The explicit irq_dispose_mapping() calls in the probe error path and remove function are redundant and cause a double-free of the same mapping. Remove them. Assisted-by: opencode:big-pickle Fixes: d01159dffa15 ("drivers/ata/pata_mpc52xx.c: clean up error handling code") Signed-off-by: Rosen Penev --- drivers/ata/pata_mpc52xx.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c index b2e2f83aa9ca..4645de4cc257 100644 --- a/drivers/ata/pata_mpc52xx.c +++ b/drivers/ata/pata_mpc52xx.c @@ -797,7 +797,6 @@ static int mpc52xx_ata_probe(struct platform_device *op) return 0; err2: - irq_dispose_mapping(task_irq); bcom_ata_release(dmatsk); err1: irq_dispose_mapping(ata_irq); @@ -808,14 +807,11 @@ static void mpc52xx_ata_remove(struct platform_device *op) { struct ata_host *host = platform_get_drvdata(op); struct mpc52xx_ata_priv *priv = host->private_data; - int task_irq; /* Deregister the ATA interface */ ata_platform_remove_one(op); /* Clean up DMA */ - task_irq = bcom_get_task_irq(priv->dmatsk); - irq_dispose_mapping(task_irq); bcom_ata_release(priv->dmatsk); irq_dispose_mapping(priv->ata_irq); } -- 2.54.0