svn commit: r286698 - head/sys/kern

[Mariusz Zaborski]

Author: oshogbo
Date: Wed Aug 12 20:08:54 2015
New Revision: 286698
URL: https://svnweb.freebsd.org/changeset/base/286698

Log:
  When the wait*(2) syscalls wait for any process (P_ALL), they should
  ignore processes created with the pdfork(2) syscall.
  
  PR:		201054
  Approved by:	pjd (mentor)
  Discussed with:	emaste, rwatson

Modified:
  head/sys/kern/kern_exit.c

Modified: head/sys/kern/kern_exit.c
==============================================================================
--- head/sys/kern/kern_exit.c	Wed Aug 12 19:48:49 2015	(r286697)
+++ head/sys/kern/kern_exit.c	Wed Aug 12 20:08:54 2015	(r286698)
@@ -981,6 +981,10 @@ proc_to_reap(struct thread *td, struct p
 
 	switch (idtype) {
 	case P_ALL:
+		if (p->p_procdesc != NULL) {
+			PROC_UNLOCK(p);
+			return (0);
+		}
 		break;
 	case P_PID:
 		if (p->p_pid != (pid_t)id) {