watchdog: digicolor_wdt: Remove unused variable in dc_wdt_probe

clang warns:

drivers/watchdog/digicolor_wdt.c:121:6: warning: unused variable 'ret'
[-Wunused-variable]
        int ret;
            ^
1 warning generated.

It's unused now, remove it.

Fixes: cdad26977e3f ("watchdog: digicolor_wdt: drop warning after registering device")
Link: https://github.com/ClangBuiltLinux/linux/issues/591
Reported-by: kernelci.org bot <bot@kernelci.org>
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20190709203409.117123-1-natechancellor@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

diff --git a/drivers/watchdog/digicolor_wdt.c b/drivers/watchdog/digicolor_wdt.c
index 33cda95bd2382f62fbf82a012e130682e6ced358..073d37867f4790ccedfabe100ac4de0571136957 100644 (file)
--- a/drivers/watchdog/digicolor_wdt.c
+++ b/drivers/watchdog/digicolor_wdt.c
@@ -118,7 +118,6 @@ static int dc_wdt_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct dc_wdt *wdt;
-       int ret;
 
        wdt = devm_kzalloc(dev, sizeof(struct dc_wdt), GFP_KERNEL);
        if (!wdt)