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We leaked a process lock reference in the event an RFTHREAD process

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leader wasn't exiting during a fork; instead, do remember to release
the lock avoiding lock order reversals and recursion panic.

Reported by:	"Joel M. Baldwin" <qumqats@outel.org>
This commit is contained in:
Robert Watson 2002-11-18 14:23:21 +00:00
parent bfd8325073
commit 293d2d2261
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=107061
1 changed files with 2 additions and 1 deletions
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3
sys/kern/kern_fork.c
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@ -587,7 +587,8 @@ fork1(td, flags, pages, procp)
PROC_LOCK(p2);
psignal(p2, SIGKILL);
PROC_UNLOCK(p2);
}
} else
PROC_UNLOCK(p1->p_leader);
} else {
p2->p_peers = NULL;
p2->p_leader = p2;