pm: Fix to prevent incorrect forever timeout (8fa5d7c8) · Commits · Wenxi XU / zephyr

K_TICKS_FOREVER is defined as -1. Guard logic has been added for the case when `ticks - exit_latency_ticks == -1` to prevent sys_clock_set_timeout() from incorrectly setting a forever timeout. Signed-off-by:

Serhiy Katsyuba <serhiy.katsyuba@intel.com> (cherry picked from commit )

subsys/pm/pm.c

+5 −1

Changes for subsys/pm/pm.c: 5 added lines, 1 removed line.
Original line number	Diff line number	Diff line
		@@ -199,8 +199,12 @@ bool pm_system_suspend(int32_t kernel_ticks)
		/*
		* We need to set the timer to interrupt a little bit early to
		* accommodate the time required by the CPU to fully wake up.
		*
		* Since K_TICKS_FOREVER is defined as -1, ensure that -1
		* is not passed as the next timeout.
		*
		*/
		sys_clock_set_timeout(ticks - exit_latency_ticks, true);
		sys_clock_set_timeout(MAX(0, ticks - exit_latency_ticks), true);
		}

		/*

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