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Set p_retval for the correct process in getpriority(). This fixes

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a null pointer panic when the pointer for the incorrect process is
NULL.  getpriority() was broken in rev.1.27.  Rev.1.28 broke the
warning instead of fixing the problem.

PR:	5495
This commit is contained in:
Bruce Evans 1998-01-19 12:39:00 +00:00
parent 95f67de2e3
commit ffbb164e19
1 changed files with 3 additions and 3 deletions

6
sys/kern/kern_resource.c

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)kern_resource.c 8.5 (Berkeley) 1/21/94
* $Id: kern_resource.c,v 1.28 1997/11/07 08:52:57 phk Exp $
* $Id: kern_resource.c,v 1.29 1997/12/16 17:40:17 eivind Exp $
*/
#include "opt_compat.h"
@ -76,7 +76,7 @@ getpriority(curp, uap)
struct proc *curp;
register struct getpriority_args *uap;
{
register struct proc *p = 0;
register struct proc *p;
register int low = PRIO_MAX + 1;
switch (uap->which) {
@ -120,7 +120,7 @@ getpriority(curp, uap)
}
if (low == PRIO_MAX + 1)
return (ESRCH);
p->p_retval[0] = low;
curp->p_retval[0] = low;
return (0);
}