[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/pnx4008_wdt.c b/drivers/char/watchdog/pnx4008_wdt.c
index 3a55fc6..0e3d589 100644 (file)
--- a/drivers/char/watchdog/pnx4008_wdt.c
+++ b/drivers/char/watchdog/pnx4008_wdt.c
@@ -283,7 +283,8 @@ static int pnx4008_wdt_probe(struct platform_device *pdev)
        wdt_base = (void __iomem *)IO_ADDRESS(res->start);
 
        wdt_clk = clk_get(&pdev->dev, "wdt_ck");
-       if (!wdt_clk) {
+       if (IS_ERR(wdt_clk)) {
+               ret = PTR_ERR(wdt_clk);
                release_resource(wdt_mem);
                kfree(wdt_mem);
                goto out;

diff --git a/drivers/char/watchdog/s3c2410_wdt.c b/drivers/char/watchdog/s3c2410_wdt.c
index d3c0737..5a5cc2a 100644 (file)
--- a/drivers/char/watchdog/s3c2410_wdt.c
+++ b/drivers/char/watchdog/s3c2410_wdt.c
@@ -393,9 +393,9 @@ static int s3c2410wdt_probe(struct platform_device *pdev)
        }
 
        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;
        }