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| author | Tiezhu Yang <yangtiezhu@loongson.cn> | 2020-05-25 15:31:04 +0800 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@linux-watchdog.org> | 2020-08-05 18:42:46 +0200 |
| commit | fd998972458f06d3fadbf4e55a3725c4edc17c12 (patch) | |
| tree | 78e99da233e2db26b97fe64d28201e7b3af8e390 /drivers/watchdog/bcm_kona_wdt.c | |
| parent | ff01cb1ca1f9e02e54e562bb97999e4bf1726a9e (diff) | |
| download | lwn-fd998972458f06d3fadbf4e55a3725c4edc17c12.tar.gz lwn-fd998972458f06d3fadbf4e55a3725c4edc17c12.zip | |
watchdog: bcm_kona_wdt: Use correct return value for bcm_kona_wdt_probe()
When call function devm_platform_ioremap_resource(), we should use IS_ERR()
to check the return value and return PTR_ERR() if failed.
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/1590391864-308-1-git-send-email-yangtiezhu@loongson.cn
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Diffstat (limited to 'drivers/watchdog/bcm_kona_wdt.c')
| -rw-r--r-- | drivers/watchdog/bcm_kona_wdt.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/watchdog/bcm_kona_wdt.c b/drivers/watchdog/bcm_kona_wdt.c index eb850a8d19df..8237c4e9c2a0 100644 --- a/drivers/watchdog/bcm_kona_wdt.c +++ b/drivers/watchdog/bcm_kona_wdt.c @@ -279,7 +279,7 @@ static int bcm_kona_wdt_probe(struct platform_device *pdev) wdt->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(wdt->base)) - return -ENODEV; + return PTR_ERR(wdt->base); wdt->resolution = SECWDOG_DEFAULT_RESOLUTION; ret = bcm_kona_wdt_set_resolution_reg(wdt); |