media: coda: remove redundant null pointer check before of_node_put

of_node_put has taken the null pointer check into account. So it is
safe to remove the duplicated check before of_node_put.
Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

drivers/media/platform/coda/coda-common.c

@@ -376,7 +376,6 @@ static struct vdoa_data *coda_get_vdoa_data(void)
 		vdoa_data = ERR_PTR(-EPROBE_DEFER);
 
 out:
-	if (vdoa_node)
 	of_node_put(vdoa_node);
 
 	return vdoa_data;