i2c: mux-gpmux: Add of_node_put() when breaking out of loop
authorLiang He <windhl@126.com>
Fri, 22 Jul 2022 01:24:01 +0000 (09:24 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 17 Aug 2022 12:23:34 +0000 (14:23 +0200)
[ Upstream commit 6435319c34704994e19b0767f6a4e6f37439867b ]

In i2c_mux_probe(), we should call of_node_put() when breaking out
of for_each_child_of_node() which will automatically increase and
decrease the refcount.

Fixes: ac8498f0ce53 ("i2c: i2c-mux-gpmux: new driver")
Signed-off-by: Liang He <windhl@126.com>
Acked-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/i2c/muxes/i2c-mux-gpmux.c

index d3acd8d..33024ac 100644 (file)
@@ -134,6 +134,7 @@ static int i2c_mux_probe(struct platform_device *pdev)
        return 0;
 
 err_children:
+       of_node_put(child);
        i2c_mux_del_adapters(muxc);
 err_parent:
        i2c_put_adapter(parent);