linux-kernel - [PATCH 2/4] nvmem: add missing of_node_put() in of_nvmem_cell

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Date:   Mon, 11 Sep 2017 11:00:12 +0200
From:   srinivas.kandagatla@...aro.org
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: [PATCH 2/4] nvmem: add missing of_node_put() in of_nvmem_cell_get()

From: Masahiro Yamada <yamada.masahiro@...ionext.com>

of_get_next_parent() increments the refcount of the returned node.
It should be put when done.

Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
---
 drivers/nvmem/core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index 3866117..d12e5de 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -789,6 +789,7 @@ struct nvmem_cell *of_nvmem_cell_get(struct device_node *np,
 		return ERR_PTR(-EINVAL);
 
 	nvmem = __nvmem_device_get(nvmem_np, NULL, NULL);
+	of_node_put(nvmem_np);
 	if (IS_ERR(nvmem))
 		return ERR_CAST(nvmem);
 
-- 
2.9.3