[WATCHDOG] fix clk_get() error check
The return value of clk_get() should be checked by IS_ERR().
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
diff --git a/drivers/char/watchdog/s3c2410_wdt.c b/drivers/char/watchdog/s3c2410_wdt.c
index d3c0737..5a5cc2a 100644
--- a/drivers/char/watchdog/s3c2410_wdt.c
+++ b/drivers/char/watchdog/s3c2410_wdt.c
@@ -393,9 +393,9 @@
}
wdt_clock = clk_get(&pdev->dev, "watchdog");
- if (wdt_clock == NULL) {
+ if (IS_ERR(wdt_clock)) {
printk(KERN_INFO PFX "failed to find watchdog clock source\n");
- ret = -ENOENT;
+ ret = PTR_ERR(wdt_clock);
goto err_irq;
}