linux-kernel - [PATCH 4.9 01/30] parisc: ccio-dma: Add missing iounmap in error path in ccio

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20220926100736.214354283@linuxfoundation.org>
Date:   Mon, 26 Sep 2022 12:11:32 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Yang Yingliang <yangyingliang@...wei.com>,
        Helge Deller <deller@....de>, Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.9 01/30] parisc: ccio-dma: Add missing iounmap in error path in ccio_probe()

From: Yang Yingliang <yangyingliang@...wei.com>

[ Upstream commit 38238be4e881a5d0abbe4872b4cd6ed790be06c8 ]

Add missing iounmap() before return from ccio_probe(), if ccio_init_resources()
fails.

Fixes: d46c742f827f ("parisc: ccio-dma: Handle kmalloc failure in ccio_init_resources()")
Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
Signed-off-by: Helge Deller <deller@....de>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/parisc/ccio-dma.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c
index 633762f8d775..84a93ddcd57a 100644
--- a/drivers/parisc/ccio-dma.c
+++ b/drivers/parisc/ccio-dma.c
@@ -1569,6 +1569,7 @@ static int __init ccio_probe(struct parisc_device *dev)
 	ioc->ioc_regs = ioremap_nocache(dev->hpa.start, 4096);
 	ccio_ioc_init(ioc);
 	if (ccio_init_resources(ioc)) {
+		iounmap(ioc->ioc_regs);
 		kfree(ioc);
 		return -ENOMEM;
 	}
-- 
2.35.1