From: rtm <rtm>
Date: Thu, 28 Aug 2008 00:53:24 +0000 (+0000)
Subject: avoid a bug w/ exit()
X-Git-Url: https://git.devinivas.org/?a=commitdiff_plain;h=98754d687e1999eecf8de1b4557218f4f5c055c5;p=cs3210-lab1.git

avoid a bug w/ exit()
---

diff --git a/proc.c b/proc.c
index 0f7f159..a016cd4 100644
--- a/proc.c
+++ b/proc.c
@@ -126,6 +126,7 @@ copyproc(struct proc *p)
       kfree(np->kstack, KSTACKSIZE);
       np->kstack = 0;
       np->state = UNUSED;
+      np->parent = 0;
       return 0;
     }
     memmove(np->mem, p->mem, np->sz);