[ 011/187] ARM: SAMSUNG: Should check for IS_ERR(clk) instead of NULL

Greg Kroah-Hartman
2012-07-12T22:36:19Z

From: Jonghwan Choi <jhbird.choi@samsung.com>

commit a5d8f4765f0e92ef027492a8cb979c5b8d45f2c3 upstream.

On the error condition clk_get() returns ERR_PTR().

Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
arch/arm/plat-samsung/include/plat/watchdog-reset.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/arm/plat-samsung/include/plat/watchdog-reset.h
+++ b/arch/arm/plat-samsung/include/plat/watchdog-reset.h
@@ -25,7 +25,7 @@ static inline void arch_wdt_reset(void)

__raw_writel(0, S3C2410_WTCON); /* disable watchdog, to be safe */

- if (s3c2410_wdtclk)
+ if (!IS_ERR(s3c2410_wdtclk))
clk_enable(s3c2410_wdtclk);

/* put initial values into count and data */