From: Peter Chen <peter.chen@nxp.com>
Date: Fri, 15 Jul 2016 16:32:54 +0000 (-0700)
Subject: Input: ts4800-ts - add missing of_node_put after calling of_parse_phandle
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=6a5029e66404462a3322dba8e35615bd09332081;p=linux.git

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 3c3dd78303be0..fed73eeb47b3c 100644
--- 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;
 }