From 5f4768225cee9d9dae723f21b689e98cf3a82c76 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Thu, 17 Mar 2016 14:22:26 -0700 Subject: [PATCH] power: charger_manager: convert to use match_string() helper The new helper returns index of the mathing string in an array. We would use it here. Signed-off-by: Andy Shevchenko Cc: Sebastian Reichel Cc: Dmitry Eremin-Solenikov Cc: David Woodhouse Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/power/charger-manager.c | 27 ++++----------------------- 1 file changed, 4 insertions(+), 23 deletions(-) diff --git a/drivers/power/charger-manager.c b/drivers/power/charger-manager.c index 1ea5d1aa268b..e664ca7c0afd 100644 --- a/drivers/power/charger-manager.c +++ b/drivers/power/charger-manager.c @@ -2019,27 +2019,6 @@ static void __exit charger_manager_cleanup(void) } module_exit(charger_manager_cleanup); -/** - * find_power_supply - find the associated power_supply of charger - * @cm: the Charger Manager representing the battery - * @psy: pointer to instance of charger's power_supply - */ -static bool find_power_supply(struct charger_manager *cm, - struct power_supply *psy) -{ - int i; - bool found = false; - - for (i = 0; cm->desc->psy_charger_stat[i]; i++) { - if (!strcmp(psy->desc->name, cm->desc->psy_charger_stat[i])) { - found = true; - break; - } - } - - return found; -} - /** * cm_notify_event - charger driver notify Charger Manager of charger event * @psy: pointer to instance of charger's power_supply @@ -2057,9 +2036,11 @@ void cm_notify_event(struct power_supply *psy, enum cm_event_types type, mutex_lock(&cm_list_mtx); list_for_each_entry(cm, &cm_list, entry) { - found_power_supply = find_power_supply(cm, psy); - if (found_power_supply) + if (match_string(cm->desc->psy_charger_stat, -1, + psy->desc->name) >= 0) { + found_power_supply = true; break; + } } mutex_unlock(&cm_list_mtx);