diff mbox

[3/7] arm: mach-u300: regulator: add missing of_node_put after calling of_parse_phandle

Message ID 1467366121-14120-4-git-send-email-peter.chen@nxp.com (mailing list archive)
State Not Applicable
Headers show

Commit Message

Peter Chen July 1, 2016, 9:41 a.m. UTC 
of_node_put needs to be called when the device node which is got
from of_parse_phandle has finished using.

Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
---
 arch/arm/mach-u300/regulator.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

Comments

Linus Walleij July 5, 2016, 9:24 p.m. UTC | #1 
On Fri, Jul 1, 2016 at 11:41 AM, Peter Chen <peter.chen@nxp.com> wrote:

> of_node_put needs to be called when the device node which is got
> from of_parse_phandle has finished using.
>
> Cc: Linus Walleij <linus.walleij@linaro.org>
> Signed-off-by: Peter Chen <peter.chen@nxp.com>

Acked-by: Linus Walleij <linus.walleij@linaro.org>

Yours,
Linus Walleij
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diff mbox

Patch

diff --git a/arch/arm/mach-u300/regulator.c b/arch/arm/mach-u300/regulator.c
index 595b574..509643e 100644
--- a/arch/arm/mach-u300/regulator.c
+++ b/arch/arm/mach-u300/regulator.c
@@ -71,19 +71,21 @@  static int __init __u300_init_boardpower(struct platform_device *pdev)
 	regmap = syscon_node_to_regmap(syscon_np);
 	if (IS_ERR(regmap)) {
 		pr_crit("U300: could not locate syscon regmap\n");
-		return PTR_ERR(regmap);
+		err = PTR_ERR(regmap);
+		goto error;
 	}
 
 	main_power_15 = regulator_get(&pdev->dev, "vana15");
 
 	if (IS_ERR(main_power_15)) {
 		pr_err("could not get vana15");
-		return PTR_ERR(main_power_15);
+		err = PTR_ERR(main_power_15);
+		goto error;
 	}
 	err = regulator_enable(main_power_15);
 	if (err) {
 		pr_err("could not enable vana15\n");
-		return err;
+		goto error;
 	}
 
 	/*
@@ -99,8 +101,12 @@  static int __init __u300_init_boardpower(struct platform_device *pdev)
 
 	/* Register globally exported PM poweroff hook */
 	pm_power_off = u300_pm_poweroff;
+	of_node_put(syscon_np);
 
 	return 0;
+error:
+	of_node_put(syscon_np);
+	return err;
 }
 
 static int __init s365_board_probe(struct platform_device *pdev)