From: Richard Genoud Date: Thu, 28 Mar 2013 11:55:47 +0000 (+0100) Subject: pinctrl: remove superfluous optimization in pinctrl_select_state_locked X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=8009d5ff00df6ad595f2d389f2e32bd4b97aebf5;p=openwrt%2Fstaging%2Fblogic.git pinctrl: remove superfluous optimization in pinctrl_select_state_locked As Stephen Warren suggested, checking first if the setting->node entry is the first in the list or not is superfluous, as it is checked again in the list_for_each_entry bellow. So, remove it, the code will be simpler and lighter ! Signed-off-by: Richard Genoud Reviewed-by: Stephen Warren Signed-off-by: Linus Walleij --- diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c index 986d0e02761c..f04f7d3d9a94 100644 --- a/drivers/pinctrl/core.c +++ b/drivers/pinctrl/core.c @@ -967,20 +967,12 @@ static int pinctrl_select_state_locked(struct pinctrl *p, unapply_new_state: dev_err(p->dev, "Error applying setting, reverse things back\n"); - /* - * If the loop stopped on the 1st entry, nothing has been enabled, - * so jump directly to the 2nd phase - */ - if (list_entry(&setting->node, typeof(*setting), node) == - list_first_entry(&state->settings, typeof(*setting), node)) - goto reapply_old_state; - list_for_each_entry(setting2, &state->settings, node) { if (&setting2->node == &setting->node) break; pinctrl_free_setting(true, setting2); } -reapply_old_state: + if (old_state) { list_for_each_entry(setting, &old_state->settings, node) { bool found = false;