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From: Wan Jiabing <wanjiabing@vivo.com>
To: Michael Ellerman <mpe@ellerman.id.au>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>, Rob Herring <robh@kernel.org>,
	Thiago Jung Bauermann <bauerman@linux.ibm.com>,
	Lakshmi Ramasubramanian <nramas@linux.microsoft.com>,
	Hari Bathini <hbathini@linux.ibm.com>,
	Wan Jiabing <wanjiabing@vivo.com>,
	Sourabh Jain <sourabhjain@linux.ibm.com>,
	linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Cc: kael_w@yeah.net
Subject: [PATCH] powerpc/kexec_file: Add of_node_put() before goto
Date: Sun, 17 Oct 2021 21:54:16 -0400	[thread overview]
Message-ID: <20211018015418.10182-1-wanjiabing@vivo.com> (raw)

Fix following coccicheck warning:
./arch/powerpc/kexec/file_load_64.c:698:1-22: WARNING: Function
for_each_node_by_type should have of_node_put() before goto

Early exits from for_each_node_by_type should decrement the
node reference counter.

Signed-off-by: Wan Jiabing <wanjiabing@vivo.com>
---
 arch/powerpc/kexec/file_load_64.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/powerpc/kexec/file_load_64.c b/arch/powerpc/kexec/file_load_64.c
index 5056e175ca2c..b4981b651d9a 100644
--- a/arch/powerpc/kexec/file_load_64.c
+++ b/arch/powerpc/kexec/file_load_64.c
@@ -700,6 +700,7 @@ static int update_usable_mem_fdt(void *fdt, struct crash_mem *usable_mem)
 		if (ret) {
 			pr_err("Failed to set linux,usable-memory property for %s node",
 			       dn->full_name);
+			of_node_put(dn);
 			goto out;
 		}
 	}
-- 
2.20.1


             reply	other threads:[~2021-10-18  1:54 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-18  1:54 Wan Jiabing [this message]
2021-10-18  7:07 ` [PATCH] powerpc/kexec_file: Add of_node_put() before goto Hari Bathini
2021-11-02 10:11 ` Michael Ellerman

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