This is the 5.4.147 stable release

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Merge 5.4.147 into android11-5.4-lts

Changes in 5.4.147
	Revert "Bluetooth: Move shutdown callback before flushing tx and rx queue"
	Revert "block: nbd: add sanity check for first_minor"
	Revert "posix-cpu-timers: Force next expiration recalc after itimer reset"
	Revert "time: Handle negative seconds correctly in timespec64_to_ns()"
	Linux 5.4.147

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ibc93011757992faa8b1dfe421787d9216901c508

kernel/time/posix-cpu-timers.c

@@ -1201,6 +1201,8 @@ void set_process_cpu_timer(struct task_struct *tsk, unsigned int clkid,
 			}
 		}
 
+		if (!*newval)
+			return;
 		*newval += now;
 	}