Allow retval to be NULL, filling it in only if it was passed.

This commit is contained in:
thorpej 1998-01-06 21:15:41 +00:00
parent d002f566b3
commit 07216d15fc
1 changed files with 5 additions and 3 deletions

View File

@ -1,4 +1,4 @@
/* $NetBSD: kern_fork.c,v 1.35 1998/01/05 05:16:28 thorpej Exp $ */
/* $NetBSD: kern_fork.c,v 1.36 1998/01/06 21:15:41 thorpej Exp $ */
/*
* Copyright (c) 1982, 1986, 1989, 1991, 1993
@ -315,7 +315,9 @@ again:
* Return child pid to parent process,
* marking us as parent via retval[1].
*/
retval[0] = p2->p_pid;
retval[1] = 0;
if (retval != NULL) {
retval[0] = p2->p_pid;
retval[1] = 0;
}
return (0);
}