On 07/19/2016 04:21 AM, Wei Yongjun wrote:
From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
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@xxxxxxxxxxxxxxxxx>
Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>
---
drivers/watchdog/pic32-wdt.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/watchdog/pic32-wdt.c b/drivers/watchdog/pic32-wdt.c
index 2b7a2b2..9456d05 100644
--- a/drivers/watchdog/pic32-wdt.c
+++ b/drivers/watchdog/pic32-wdt.c
@@ -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)) {
--
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