rtc: max8925: remove redundant check on ret

The check on ret < 0 is redundant as the goto destination is the
next statment.  Remove this redudant check and goto.

Detected by CoverityScan, CID#1268785 ("Identical code for different
branches")

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

drivers/rtc/rtc-max8925.c

@@ -234,8 +234,6 @@ static int max8925_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
 		ret = max8925_reg_write(info->rtc, MAX8925_ALARM0_CNTL, 0x77);
 	else
 		ret = max8925_reg_write(info->rtc, MAX8925_ALARM0_CNTL, 0x0);
-	if (ret < 0)
-		goto out;
 out:
 	return ret;
 }