From: David van Moolenbroek <david@minix3.org>
Date: Wed, 2 May 2012 15:41:17 +0000 (+0200)
Subject: VFS: fix "process already free" panic on reboot
X-Git-Tag: v3.2.1~560
X-Git-Url: http://zhaoyanbai.com/repos/Bv9ARM.ch12.html?a=commitdiff_plain;h=1817f7fc07a2ed12c732f18e41e5c6b7a4991486;p=minix.git

VFS: fix "process already free" panic on reboot

Reported by Claudiu Dan Gheorghe, debugged by Thomas and myself
---

diff --git a/servers/vfs/misc.c b/servers/vfs/misc.c
index 9cfed86af..d0ee9e898 100644
--- a/servers/vfs/misc.c
+++ b/servers/vfs/misc.c
@@ -359,12 +359,12 @@ void pm_reboot()
    */
   for (i = 0; i < NR_PROCS; i++) {
 	rfp = &fproc[i];
-	if (rfp->fp_endpoint == NONE) continue;
 
 	/* Don't just free the proc right away, but let it finish what it was
 	 * doing first */
 	lock_proc(rfp, 0);
-	free_proc(rfp, 0);
+	if (rfp->fp_endpoint != NONE)
+		free_proc(rfp, 0);
 	unlock_proc(rfp);
   }