From mboxrd@z Thu Jan 1 00:00:00 1970 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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 33113C432C3 for ; Fri, 22 Nov 2019 19:50:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EEE052075B for ; Fri, 22 Nov 2019 19:50:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574452216; bh=bA+AWX+r9jIYVn9fb0mavTdRwonn+lP6pVz/FSvOLoM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=yhyNVxRVZXsJt5sJXBKsInvyOAh1ZyVyUTrybvbKzsajWTHrehuvh12gxHrCzw1/7 /utfLQ3BzavV2hwBG46KswKlFTXpadjnuaUuUhy6krmiwA8ldDrnKdEdeRRSSiDeR7 WQLgX4awSztiX7I5dwwRyqei4we9vtwwWzqEoFuA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727793AbfKVTuP (ORCPT ); Fri, 22 Nov 2019 14:50:15 -0500 Received: from mail.kernel.org ([198.145.29.99]:50882 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727780AbfKVTuO (ORCPT ); Fri, 22 Nov 2019 14:50:14 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B7D1820731; Fri, 22 Nov 2019 19:50:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574452213; bh=bA+AWX+r9jIYVn9fb0mavTdRwonn+lP6pVz/FSvOLoM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gm+P6QXarmOlVy7BaTEjpwnPFhzML1dTTHwtQ7GibYKlvAaadp/PUuaoj1GT27n7l Iw9DVKf2uXn43AK9wXCGYVVF2fenGiJtaSoIl5GY3PuDMX1w1YwuUYEc3s9m+Wx2YF Zt82cFtstDd3upRQTx5aY28Cqm0WgJkyQUQVAA34= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Chuhong Yuan , "David S . Miller" , Sasha Levin , netdev@vger.kernel.org Subject: [PATCH AUTOSEL 4.9 13/13] net: ep93xx_eth: fix mismatch of request_mem_region in remove Date: Fri, 22 Nov 2019 14:49:58 -0500 Message-Id: <20191122194958.24926-13-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191122194958.24926-1-sashal@kernel.org> References: <20191122194958.24926-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Chuhong Yuan [ Upstream commit 3df70afe8d33f4977d0e0891bdcfb639320b5257 ] The driver calls release_resource in remove to match request_mem_region in probe, which is incorrect. Fix it by using the right one, release_mem_region. Signed-off-by: Chuhong Yuan Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/net/ethernet/cirrus/ep93xx_eth.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/cirrus/ep93xx_eth.c b/drivers/net/ethernet/cirrus/ep93xx_eth.c index 9a161e9815297..24f69034f52c4 100644 --- a/drivers/net/ethernet/cirrus/ep93xx_eth.c +++ b/drivers/net/ethernet/cirrus/ep93xx_eth.c @@ -780,6 +780,7 @@ static int ep93xx_eth_remove(struct platform_device *pdev) { struct net_device *dev; struct ep93xx_priv *ep; + struct resource *mem; dev = platform_get_drvdata(pdev); if (dev == NULL) @@ -795,8 +796,8 @@ static int ep93xx_eth_remove(struct platform_device *pdev) iounmap(ep->base_addr); if (ep->res != NULL) { - release_resource(ep->res); - kfree(ep->res); + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(mem->start, resource_size(mem)); } free_netdev(dev); -- 2.20.1