power-supply: Use PTR_ERR_OR_ZERO() routine

At multiple places we are doing exactly what PTR_ERR_OR_ZERO() does. And so that
routine can be reused instead of increasing lines of code here.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Sebastian Reichel <sre@kernel.org>

diff --git a/drivers/power/power_supply_core.c b/drivers/power/power_supply_core.c
index 26518c8218ea32203c3ce74f42ee5578a773186e..376464e33fc8b9803d27352e18eebe8f54f5e31b 100644 (file)
--- a/drivers/power/power_supply_core.c
+++ b/drivers/power/power_supply_core.c
@@ -435,9 +435,7 @@ static int psy_register_thermal(struct power_supply *psy)
                if (psy->properties[i] == POWER_SUPPLY_PROP_TEMP) {
                        psy->tzd = thermal_zone_device_register(psy->name, 0, 0,
                                        psy, &psy_tzd_ops, NULL, 0, 0);
-                       if (IS_ERR(psy->tzd))
-                               return PTR_ERR(psy->tzd);
-                       break;
+                       return PTR_ERR_OR_ZERO(psy->tzd);
                }
        }
        return 0;
@@ -515,9 +513,7 @@ static int psy_register_cooler(struct power_supply *psy)
                        psy->tcd = thermal_cooling_device_register(
                                                        (char *)psy->name,
                                                        psy, &psy_tcd_ops);
-                       if (IS_ERR(psy->tcd))
-                               return PTR_ERR(psy->tcd);
-                       break;
+                       return PTR_ERR_OR_ZERO(psy->tcd);
                }
        }
        return 0;