From: John Hodge <tpg@mutabah.net>
Date: Sun, 29 Jan 2012 14:54:12 +0000 (+0800)
Subject: Kernel - Fixed freeing NULL
X-Git-Tag: rel0.15~792^2~6
X-Git-Url: https://git.ucc.asn.au/?a=commitdiff_plain;h=af157dbfe089d5432d09daa439805d51f7756fee;p=tpg%2Facess2.git

Kernel - Fixed freeing NULL
---

diff --git a/Kernel/threads.c b/Kernel/threads.c
index 4bcbffdd..87d30d3d 100644
--- a/Kernel/threads.c
+++ b/Kernel/threads.c
@@ -150,10 +150,13 @@ void Threads_Delete(tThread *Thread)
 	Thread->Process->nThreads --;
 	if( Thread->Process->nThreads == 0 )
 	{
-		Proc_ClearProcess( Thread->Process );
-		free( Thread->Process->CurrentWorkingDir );
-		free( Thread->Process->RootDir );
-		free( Thread->Process );
+		tProcess	*proc = Thread->Process;
+		Proc_ClearProcess( proc );
+		if( proc->CurrentWorkingDir)
+			free( proc->CurrentWorkingDir );
+		if( proc->RootDir )
+			free( proc->RootDir );
+		free( proc );
 	}
 	
 	// Free name