nvmem: add missing of_node_put() in of_nvmem_cell_get()

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

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index 3866117..d12e5de 100644 (file)
--- 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);