__kill_pgrp_info: simplify the calculation of return value
No need to calculate/check the "success" variable, we can kill it and update retval in the main loop unless it is zero. Link: https://lkml.kernel.org/r/20230823171455.GA12188@redhat.comSigned-off-by:Oleg Nesterov <oleg@redhat.com> Suggested-by:
David Laight <David.Laight@ACULAB.COM> Cc: Eric W. Biederman <ebiederm@xmission.com> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org>
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