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From: Liang He <windhl@126.com>
To: mpe@ellerman.id.au, benh@kernel.crashing.org, paulus@samba.org,
	akpm@linux-foundation.org, rppt@kernel.org,
	christophe.leroy@csgroup.eu, wangkefeng.wang@huawei.com,
	gpiccoli@igalia.com, aneesh.kumar@linux.ibm.com,
	dmitry.osipenko@collabora.com
Cc: linuxppc-dev@lists.ozlabs.org, windhl@126.com,
	linux-kernel@vger.kernel.org
Subject: [PATCH] powerpc: kernel: Change the order of of_node_put()
Date: Fri, 17 Jun 2022 19:26:36 +0800	[thread overview]
Message-ID: <20220617112636.4041671-1-windhl@126.com> (raw)

In add_pcspkr(), it is better to call of_node_put() after the
'if(!np)' check.

Signed-off-by: Liang He <windhl@126.com>
---
 arch/powerpc/kernel/setup-common.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index eb0077b302e2..761817d1f4db 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -563,9 +563,9 @@ static __init int add_pcspkr(void)
 	int ret;
 
 	np = of_find_compatible_node(NULL, NULL, "pnpPNP,100");
-	of_node_put(np);
 	if (!np)
 		return -ENODEV;
+	of_node_put(np);
 
 	pd = platform_device_alloc("pcspkr", -1);
 	if (!pd)
-- 
2.25.1


             reply	other threads:[~2022-06-17 11:29 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-17 11:26 Liang He [this message]
2022-06-18  7:13 ` [PATCH] powerpc: kernel: Change the order of of_node_put() Christophe Leroy
2022-06-18  8:03   ` Liang He
2022-06-18  8:48     ` Christophe Leroy
2022-06-18 16:20       ` Liang He
2022-06-20  9:23       ` Liang He
2022-06-20 11:11         ` Christophe Leroy
2022-06-20 12:27           ` Liang He

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