linux-kernel - [PATCH] powerpc/powernv: fix missing of_node_put in uv

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-next>] [day] [month] [year] [list]

Message-Id: <20220407090043.2491854-1-lv.ruyi@zte.com.cn>
Date:   Thu,  7 Apr 2022 09:00:43 +0000
From:   cgel.zte@...il.com
To:     mpe@...erman.id.au, benh@...nel.crashing.org
Cc:     paulus@...ba.org, lv.ruyi@....com.cn,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH] powerpc/powernv: fix missing of_node_put in uv_init()

From: Lv Ruyi <lv.ruyi@....com.cn>

of_find_compatible_node() returns node pointer with refcount incremented,
use of_node_put() on it when done.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@....com.cn>
---
 arch/powerpc/platforms/powernv/ultravisor.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/powerpc/platforms/powernv/ultravisor.c b/arch/powerpc/platforms/powernv/ultravisor.c
index e4a00ad06f9d..67c8c4b2d8b1 100644
--- a/arch/powerpc/platforms/powernv/ultravisor.c
+++ b/arch/powerpc/platforms/powernv/ultravisor.c
@@ -55,6 +55,7 @@ static int __init uv_init(void)
 		return -ENODEV;
 
 	uv_memcons = memcons_init(node, "memcons");
+	of_node_put(node);
 	if (!uv_memcons)
 		return -ENOENT;
 
-- 
2.25.1