rtc: rv3029: Clean up error handling in rv3029_eeprom_write()

We don't need both "ret" and "err" when they do the same thing.  All the
functions called here return zero on success or negative error codes.
It's more clear to return a literal zero at the end instead of
"return ret;"

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

diff --git a/drivers/rtc/rtc-rv3029c2.c b/drivers/rtc/rtc-rv3029c2.c
index cfe3aec..3d6174e 100644 (file)
--- a/drivers/rtc/rtc-rv3029c2.c
+++ b/drivers/rtc/rtc-rv3029c2.c
@@ -282,13 +282,13 @@ static int rv3029_eeprom_read(struct device *dev, u8 reg,
 static int rv3029_eeprom_write(struct device *dev, u8 reg,
                               u8 const buf[], size_t len)
 {
-       int ret, err;
+       int ret;
        size_t i;
        u8 tmp;
 
-       err = rv3029_eeprom_enter(dev);
-       if (err < 0)
-               return err;
+       ret = rv3029_eeprom_enter(dev);
+       if (ret < 0)
+               return ret;
 
        for (i = 0; i < len; i++, reg++) {
                ret = rv3029_read_regs(dev, reg, &tmp, 1);
@@ -304,11 +304,11 @@ static int rv3029_eeprom_write(struct device *dev, u8 reg,
                        break;
        }
 
-       err = rv3029_eeprom_exit(dev);
-       if (err < 0)
-               return err;
+       ret = rv3029_eeprom_exit(dev);
+       if (ret < 0)
+               return ret;
 
-       return ret;
+       return 0;
 }
 
 static int rv3029_eeprom_update_bits(struct device *dev,