From: Arvind Yadav <arvind.yadav.cs@gmail.com>
Date: Wed, 7 Jun 2017 09:34:15 +0000 (+0530)
Subject: watchdog: meson: Handle return value of clk_prepare_enable
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=65360944c19814a6d3c0a58c5a983f7198d29c51;p=linux.git

watchdog: meson: Handle return value of clk_prepare_enable

clk_prepare_enable() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
---

diff --git a/drivers/watchdog/meson_gxbb_wdt.c b/drivers/watchdog/meson_gxbb_wdt.c
index 45d47664a00a1..69a5a57f14462 100644
--- a/drivers/watchdog/meson_gxbb_wdt.c
+++ b/drivers/watchdog/meson_gxbb_wdt.c
@@ -203,7 +203,9 @@ static int meson_gxbb_wdt_probe(struct platform_device *pdev)
 	if (IS_ERR(data->clk))
 		return PTR_ERR(data->clk);
 
-	clk_prepare_enable(data->clk);
+	ret = clk_prepare_enable(data->clk);
+	if (ret)
+		return ret;
 
 	platform_set_drvdata(pdev, data);