diff --git a/sys/vmm/vmm_mmap.c b/sys/vmm/vmm_mmap.c
index f90d833..580d414 100644
--- a/sys/vmm/vmm_mmap.c
+++ b/sys/vmm/vmm_mmap.c
@@ -47,7 +47,7 @@
 	int flags;
 	int error;
 
-	vm_offset_t addr;
+	vm_offset_t addr	= 0x0;
 
     int i;
 
@@ -112,7 +112,7 @@
          maxprot = VM_PROT_ALL;
          cap_maxprot = VM_PROT_ALL;
          */
-        for( i = addr; i < (addr + size_0 ); i += 0x1000 ) {
+        for( i = addr; i < ( addr + size_0 ); i += 0x1000 ) {
 
         	if( vmm_remapPage( vmm_findFreePage( _current->id ), i, PAGE_DEFAULT, _current->id, 0 ) == 0x0 )
                 K_PANIC( "remap Failed" );
@@ -189,7 +189,7 @@
 
     	}
 
-        td->td_retval[0] = vmm_getFreeVirtualPage( _current->id, round_page( uap->len ) / PAGE_SIZE, VM_TASK );
+        td->td_retval[0] = ( void * ) vmm_getFreeVirtualPage( _current->id, round_page( uap->len ) / PAGE_SIZE, VM_TASK );
 
         //kprintf("(tmp5: 0x%X)", td->td_retval[0]);