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watchdog: pic32-wdt: Fix return value check in pic32_wdt_drv_probe()

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In case of error, the function devm_ioremap() returns NULL pointer
not ERR_PTR(). The IS_ERR() test in the return value check should
be replaced with NULL test.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Wei Yongjun 2016-07-19 11:21:56 +00:00 committed by Wim Van Sebroeck
parent 919edd5119
commit cddd74db8d
1 changed files with 2 additions and 2 deletions
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4
drivers/watchdog/pic32-wdt.c
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@ -183,8 +183,8 @@ static int pic32_wdt_drv_probe(struct platform_device *pdev)
return PTR_ERR(wdt->regs);
wdt->rst_base = devm_ioremap(&pdev->dev, PIC32_BASE_RESET, 0x10);
if (IS_ERR(wdt->rst_base))
return PTR_ERR(wdt->rst_base);
if (!wdt->rst_base)
return -ENOMEM;
wdt->clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(wdt->clk)) {