extcon: of: Remove unnecessary function call by using the name of device_node

This patch remove unnecessary function call in of_extcon_get_extcon_dev()
by using the name of device_node structure.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>

diff --git a/drivers/extcon/of_extcon.c b/drivers/extcon/of_extcon.c
index 72173ecbb311b0e94d32942e52dd92667bbc2ad8..0a29f822cf7736f66f93dff6de22754eb562d2e1 100644 (file)
--- a/drivers/extcon/of_extcon.c
+++ b/drivers/extcon/of_extcon.c
@@ -32,7 +32,6 @@ struct extcon_dev *of_extcon_get_extcon_dev(struct device *dev, int index)
 {
        struct device_node *node;
        struct extcon_dev *edev;
-       struct platform_device *extcon_parent_dev;
 
        if (!dev->of_node) {
                dev_dbg(dev, "device does not have a device node entry\n");
@@ -46,16 +45,9 @@ struct extcon_dev *of_extcon_get_extcon_dev(struct device *dev, int index)
                return ERR_PTR(-ENODEV);
        }
 
-       extcon_parent_dev = of_find_device_by_node(node);
-       if (!extcon_parent_dev) {
-               dev_dbg(dev, "unable to find device by node\n");
-               return ERR_PTR(-EPROBE_DEFER);
-       }
-
-       edev = extcon_get_extcon_dev(dev_name(&extcon_parent_dev->dev));
+       edev = extcon_get_extcon_dev(node->name);
        if (!edev) {
-               dev_dbg(dev, "unable to get extcon device : %s\n",
-                               dev_name(&extcon_parent_dev->dev));
+               dev_dbg(dev, "unable to get extcon device : %s\n", node->name);
                return ERR_PTR(-ENODEV);
        }