[LTP] [PATCH] lib/tst_test.c: Bugfix for heartbeat

[Petr Vorel]

Hi,

LGTM.
Reviewed-by: Petr Vorel <pvorel@suse.cz>

> When main process has been killed, its son process will be reaped by
=> nit: son/child

> init, and son process will send SIGUSR1 to the init process.

Kind regards,
Petr