watchdog: ath79_wdt: convert to use devm_clk_get
Use the managed version of clk_get. This allows to
simplify the probe/remove functions a bit.
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
diff --git a/drivers/watchdog/ath79_wdt.c b/drivers/watchdog/ath79_wdt.c
index 38a999e..dcd18ec 100644
--- a/drivers/watchdog/ath79_wdt.c
+++ b/drivers/watchdog/ath79_wdt.c
@@ -229,13 +229,13 @@
u32 ctrl;
int err;
- wdt_clk = clk_get(&pdev->dev, "wdt");
+ wdt_clk = devm_clk_get(&pdev->dev, "wdt");
if (IS_ERR(wdt_clk))
return PTR_ERR(wdt_clk);
err = clk_enable(wdt_clk);
if (err)
- goto err_clk_put;
+ return err;
wdt_freq = clk_get_rate(wdt_clk);
if (!wdt_freq) {
@@ -265,8 +265,6 @@
err_clk_disable:
clk_disable(wdt_clk);
-err_clk_put:
- clk_put(wdt_clk);
return err;
}
@@ -274,7 +272,6 @@
{
misc_deregister(&ath79_wdt_miscdev);
clk_disable(wdt_clk);
- clk_put(wdt_clk);
return 0;
}