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Commit f881825a authored by Paul E. McKenney's avatar Paul E. McKenney
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rcutorture: Gracefully handle NULL cleanup hooks 



Although most torture tests will have some cleanup hook, it is possible
that one might not.  This commit therefore enables graceful handling of
a NULL cleanup hook during torture-test shutdown.

Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: default avatarJosh Triplett <josh@joshtriplett.org>
parent 9dfa5b35

kernel/torture.c

+4 −1
Original line number Diff line number Diff line
@@ -454,7 +454,10 @@ static int torture_shutdown(void *arg) 


	VERBOSE_TOROUT_STRING("torture_shutdown task shutting down system");

	shutdown_task = NULL;	/* Avoid self-kill deadlock. */

	torture_shutdown_hook();/* Shut down the enclosing torture test. */

	if (torture_shutdown_hook)

		torture_shutdown_hook();

	else

		VERBOSE_TOROUT_STRING("No torture_shutdown_hook(), skipping.");

	kernel_power_off();	/* Shut down the system. */

	return 0;

}