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From: Himadri Pandya <himadri18.07@gmail.com>
To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au,
	tyreld@linux.vnet.ibm.com
Cc: linuxppc-dev@lists.ozlabs.org, Himadri Pandya <himadri18.07@gmail.com>
Subject: [PATCH v3 1/2] arch: powerpc/kexec: Add missing of_node-put() in default_machine_kexec_prepare()
Date: Wed, 27 Feb 2019 15:21:37 +0530	[thread overview]
Message-ID: <20190227095138.30263-1-himadri18.07@gmail.com> (raw)
In-Reply-To: <20190225090056.19055-1-himadri18.07@gmail.com>

Decrement the reference count on device_node "node" while breaking out
of the loop. Issue identified by Coccinelle.

Signed-off-by: Himadri Pandya <himadri18.07@gmail.com>
---
Changes in V2:
	- Change subject line
---
Changes in V3:
	- Add braces around the if block
---
 arch/powerpc/kernel/machine_kexec_64.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/powerpc/kernel/machine_kexec_64.c b/arch/powerpc/kernel/machine_kexec_64.c
index a0f6f45005bd..ef484a25fc50 100644
--- a/arch/powerpc/kernel/machine_kexec_64.c
+++ b/arch/powerpc/kernel/machine_kexec_64.c
@@ -64,8 +64,10 @@ int default_machine_kexec_prepare(struct kimage *image)
 			begin = image->segment[i].mem;
 			end = begin + image->segment[i].memsz;
 
-			if ((begin < high) && (end > low))
+			if ((begin < high) && (end > low)) {
+				of_node_put(node);
 				return -ETXTBSY;
+			}
 		}
 	}
 
-- 
2.17.1


  parent reply	other threads:[~2019-02-27  9:54 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20190224080209.15969-1-himadri18.07@gmail.com>
2019-02-25  9:00 ` [PATCH v2 1/2] arch: powerpc/kexec: Add missing of_node-put() in default_machine_kexec_prepare() Himadri Pandya
2019-02-25  9:00   ` [PATCH v2 2/2] arch: powerpc/hlwd-pic: Add missing of_node-put() in hlwd_pic_probe() Himadri Pandya
2019-02-25 23:21     ` Tyrel Datwyler
2019-02-25 16:09   ` [PATCH v2 1/2] arch: powerpc/kexec: Add missing of_node-put() in default_machine_kexec_prepare() kbuild test robot
2019-02-25 23:20   ` Tyrel Datwyler
2019-02-27  9:51   ` Himadri Pandya [this message]
2019-02-27  9:51     ` [PATCH v3 2/2] arch: powerpc/hlwd-pic: Add missing of_node-put() in hlwd_pic_probe() Himadri Pandya

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