Commit 6baacf93 authored by Dhruva Gole's avatar Dhruva Gole Committed by Rafael J. Wysocki
Browse files

cpuidle: remove dead code from cpuidle_enter_state() 



Checking for index < 0 is useless because the find_deepest_state()
function never really returns a negative value.

Since this hasn't been reported in over 9 years it's dead code, so
remove it.

Signed-off-by: default avatarDhruva Gole <d-gole@ti.com>
Link: https://patch.msgid.link/20240821114250.1416421-1-d-gole@ti.com


[ rjw: Subject and changelog edits ]
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent d5c667e0

drivers/cpuidle/cpuidle.c

+1 −4
Original line number Diff line number Diff line
@@ -228,10 +228,7 @@ noinstr int cpuidle_enter_state(struct cpuidle_device *dev, 
	if (broadcast && tick_broadcast_enter()) {

		index = find_deepest_state(drv, dev, target_state->exit_latency_ns,

					   CPUIDLE_FLAG_TIMER_STOP, false);

		if (index < 0) {

			default_idle_call();

			return -EBUSY;

		}



		target_state = &drv->states[index];

		broadcast = false;

	}