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Fixed setpgid(). Negative pgids were accepted.

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Found by:	NIST-PCTS
This commit is contained in:
Bruce Evans 1996-12-19 13:28:47 +00:00
parent a88bd8aae4
commit 78f64bccfd
1 changed files with 3 additions and 1 deletions
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4
sys/kern/kern_prot.c
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@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)kern_prot.c 8.6 (Berkeley) 1/21/94
* $Id: kern_prot.c,v 1.18 1996/09/01 22:15:54 ache Exp $
* $Id: kern_prot.c,v 1.19 1996/09/03 12:52:58 bde Exp $
*/
/*
@ -275,6 +275,8 @@ setpgid(curp, uap, retval)
register struct proc *targp; /* target process */
register struct pgrp *pgrp; /* target pgrp */
if (uap->pgid < 0)
return (EINVAL);
if (uap->pid != 0 && uap->pid != curp->p_pid) {
if ((targp = pfind(uap->pid)) == 0 || !inferior(targp))
return (ESRCH);