fix panic at reboot.

diff --git a/sys/arch/vax/vax/machdep.c b/sys/arch/vax/vax/machdep.c
index 1daedbd..f00e302 100644 (file)
--- a/sys/arch/vax/vax/machdep.c
+++ b/sys/arch/vax/vax/machdep.c
@@ -530,6 +530,10 @@ boot(howto)
 {
        showto = howto;
        if ((howto & RB_NOSYNC) == 0 && waittime < 0) {
+               extern struct proc proc0;
+               /* allow safe curproc referencies */
+               if (curproc == NULL)
+                       curproc = &proc0;
                waittime = 0;
                vfs_shutdown();
                /*