Input: ts4800-ts - add missing of_node_put after calling of_parse_phandle

of_node_put needs to be called when the device node which is got
from of_parse_phandle has finished using.

Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/input/touchscreen/ts4800-ts.c b/drivers/input/touchscreen/ts4800-ts.c
index 3c3dd78..fed73ee 100644 (file)
--- a/drivers/input/touchscreen/ts4800-ts.c
+++ b/drivers/input/touchscreen/ts4800-ts.c
@@ -118,6 +118,13 @@ static int ts4800_parse_dt(struct platform_device *pdev,
                return -ENODEV;
        }
 
+       ts->regmap = syscon_node_to_regmap(syscon_np);
+       of_node_put(syscon_np);
+       if (IS_ERR(ts->regmap)) {
+               dev_err(dev, "cannot get parent's regmap\n");
+               return PTR_ERR(ts->regmap);
+       }
+
        error = of_property_read_u32_index(np, "syscon", 1, &reg);
        if (error < 0) {
                dev_err(dev, "no offset in syscon\n");
@@ -134,12 +141,6 @@ static int ts4800_parse_dt(struct platform_device *pdev,
 
        ts->bit = BIT(bit);
 
-       ts->regmap = syscon_node_to_regmap(syscon_np);
-       if (IS_ERR(ts->regmap)) {
-               dev_err(dev, "cannot get parent's regmap\n");
-               return PTR_ERR(ts->regmap);
-       }
-
        return 0;
 }