Fix vmmouse for 64bit guest, by Dan Kenigsberg.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3374 c046a42c-6fe2-441c-8c8c-71466251a162

hw/vmport.c

@@ -52,7 +52,7 @@ static uint32_t vmport_ioport_read(void *opaque, uint32_t addr)
 {
     VMPortState *s = opaque;
     unsigned char command;
-    target_ulong eax;
+    uint32_t eax;
 
     eax = s->env->regs[R_EAX];
     if (eax != VMPORT_MAGIC)