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Subject[PATCH] watchdog: fix clk_get() error check
The return value of clk_get() should be checked by IS_ERR().

Cc: Wim Van Sebroeck <wim@iguana.be>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>

---
drivers/char/watchdog/pnx4008_wdt.c | 3 ++-
drivers/char/watchdog/s3c2410_wdt.c | 4 ++--
2 files changed, 4 insertions(+), 3 deletions(-)

Index: 2.6-mm/drivers/char/watchdog/pnx4008_wdt.c
===================================================================
--- 2.6-mm.orig/drivers/char/watchdog/pnx4008_wdt.c
+++ 2.6-mm/drivers/char/watchdog/pnx4008_wdt.c
@@ -283,7 +283,8 @@ static int pnx4008_wdt_probe(struct plat
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;
Index: 2.6-mm/drivers/char/watchdog/s3c2410_wdt.c
===================================================================
--- 2.6-mm.orig/drivers/char/watchdog/s3c2410_wdt.c
+++ 2.6-mm/drivers/char/watchdog/s3c2410_wdt.c
@@ -392,10 +392,10 @@ static int s3c2410wdt_probe(struct platf
}

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");
iounmap(wdt_base);
- return -ENOENT;
+ return PTR_ERR(wdt_clock);
}

clk_enable(wdt_clock);
-
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