--- src/sys/dev/misc/syscons/scvtb.c	2005/05/26 16:24:33	1.6
+++ src/sys/dev/misc/syscons/scvtb.c	2005/09/24 14:40:00	1.7
@@ -80,16 +80,20 @@ sc_vtb_init(sc_vtb_t *vtb, int type, int
 void
 sc_vtb_destroy(sc_vtb_t *vtb)
 {
+	uint16_t *p;
+
 	vtb->vtb_cols = 0;
 	vtb->vtb_rows = 0;
 	vtb->vtb_size = 0;
 	vtb->vtb_tail = 0;
+
+	p = vtb->vtb_buffer;
 	vtb->vtb_buffer = NULL;
 	switch (vtb->vtb_type) {
 	case VTB_MEMORY:
 	case VTB_RINGBUFFER:
-		if ((vtb->vtb_flags & VTB_ALLOCED) && (vtb->vtb_buffer != NULL))
-			free(vtb->vtb_buffer, M_SYSCONS);
+		if ((vtb->vtb_flags & VTB_ALLOCED) && (p != NULL))
+			free(p, M_SYSCONS);
 		break;
 	default:
 		break;