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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2922EC6FD1F for ; Wed, 20 Mar 2024 14:20:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=KuEzx2G8iQA5lyyUTNlyVWRN5yVic3gqzE6uaBUbTRo=; b=gCS7Shk+swpU7n iNYW89wE/a4MN0fRmA269NIUTIGCPXHaYi37KvknzD4P9BNI+NMGVmYKUvQu6sb08P2cSh6bmncy0 velyoh+UxNlhQ/3hXbpjH9x4TAJuy6Ah1edVhsWeCyA66Q01i4vU8gv6q5/S7hIsp7btkEJ5hncQi 7r5wznsnuSSzrqwHnr6pZ9+JfDbGfzspWHr2473GnOZbfhZujgMJnBxYBr53E7L3XLZQ7URq3l4d7 dIecuk0Z5O66WRP646V6wEzFB+zIOEKlTktH/IoWnyRQEW19iFD85jqosWUcgcpth3B4DnPQ3ZOcj +hRm4ucVEK6zsJn2YIiQ==; 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Wed, 20 Mar 2024 15:19:15 +0100 Received: from EXCH09.terma.com ([fe80::d8f4:f3a1:6899:e2da]) by EXCH09.terma.com ([fe80::d8f4:f3a1:6899:e2da%17]) with mapi id 15.01.2507.034; Wed, 20 Mar 2024 15:19:15 +0100 From: Claus Hansen Ries To: "netdev@vger.kernel.org" , Simon Horman CC: "davem@davemloft.net" , "edumazet@google.com" , "kuba@kernel.org" , "pabeni@redhat.com" , "michal.simek@amd.com" , "wei.fang@nxp.com" , "yangyingliang@huawei.com" , "robh@kernel.org" , "harini.katakam@amd.com" , "dan.carpenter@linaro.org" , "u.kleine-koenig@pengutronix.de" , "wanghai38@huawei.com" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" Subject: [PATCH net v2] net: ll_temac: platform_get_resource replaced by wrong function Thread-Topic: [PATCH net v2] net: ll_temac: platform_get_resource replaced by wrong function Thread-Index: Adp6z2UIQyAdxhAwQjqZ9B4o1njNZw== Date: Wed, 20 Mar 2024 14:19:15 +0000 Message-ID: Accept-Language: en-150, en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.12.2.30] MIME-Version: 1.0 X-Authenticated: smtp.out@terma.com X-Outbound-IP: 193.163.1.101 X-Env-From: chr@terma.com X-Proto: esmtpsa X-Revdns: r2d2.lystrup.terma.com X-HELO: Exch06.terma.com X-TLS: TLS1.2:AES256-GCM-SHA384:256 X-Authenticated_ID: smtp.out@terma.com DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=terma.com; s=mailanyone20180424;h=MIME-Version:Message-ID:Date:To:From; bh=axJONggkune0GLy0Xa7qw6QXAfBuSv4UIuRZXQYeZTY=;b=RgM6z9ZwHL6EoyJmXYUhqzVIZoQrE/Ylrr13BNreeRvDMh5LQYjMJRKiujljEqZisTmeJu1ManDsp7uC6Ywc+lARERjo8ssgQKt3YEbspA+7EXXU6/q4UozyEsrH5Sw2DDjBC9icfx6t2tMuicPkBmobVkTV4wVkdiCZXWrMNXOiKWBUgcczXSr2LCS45rfGog//P8iDhG37t8f4vHKjbg9NIGmjp8ZYgtEjVTVihYysRZpvzdWQcMVBgBjVCuAtEKV2rg5PauLi50hHZTjUnO0NMFNI0wldoqhwCt/yArLSwlzYei+xdkQ2IFFuywEUTVzbOL7MiP1j2fJLkdP2mQ==; X-PolicySMART: 6001202, 19049467 X-VIPRE-Scanners: virus_bd;virus_clamav; X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240320_071947_245426_811D30CE X-CRM114-Status: GOOD ( 12.37 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Claus Hansen Ries Hope I am resubmitting this correctly, I've fixed the issues in the original submission. platform_get_resource was replaced with devm_platform_ioremap_resource_byname and is called using 0 as name. This eventually ends up in platform_get_resource_byname in the call stack, where it causes a null pointer in strcmp. if (type == resource_type(r) && !strcmp(r->name, name)) It should have been replaced with devm_platform_ioremap_resource. Fixes: bd69058f50d5 ("net: ll_temac: Use devm_platform_ioremap_resource_byname()") Signed-off-by: Claus Hansen Ries Cc: stable@vger.kernel.org --- v2: - fix accidently converting tabs to spaces and wording in commit message v1: https://marc.info/?l=linux-netdev&m=171087828129633&w=2 drivers/net/ethernet/xilinx/ll_temac_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c index 9df39cf8b097..1072e2210aed 100644 --- a/drivers/net/ethernet/xilinx/ll_temac_main.c +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c @@ -1443,7 +1443,7 @@ static int temac_probe(struct platform_device *pdev) } /* map device registers */ - lp->regs = devm_platform_ioremap_resource_byname(pdev, 0); + lp->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(lp->regs)) { dev_err(&pdev->dev, "could not map TEMAC registers\n"); return -ENOMEM; base-commit: d95fcdf4961d27a3d17e5c7728367197adc89b8d -- 2.39.3 (Apple Git-146) _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel