diff --git a/hw/xfree86/drivers/modesetting/dumb_bo.c b/hw/xfree86/drivers/modesetting/dumb_bo.c
index 9a69aa2a4..58d420e07 100644
--- a/hw/xfree86/drivers/modesetting/dumb_bo.c
+++ b/hw/xfree86/drivers/modesetting/dumb_bo.c
@@ -74,7 +74,6 @@ dumb_bo_map(int fd, struct dumb_bo *bo)
     void *map;
 
     if (bo->ptr) {
-        bo->map_count++;
         return 0;
     }
 
@@ -93,15 +92,6 @@ dumb_bo_map(int fd, struct dumb_bo *bo)
     return 0;
 }
 
-#if 0
-static int
-dumb_bo_unmap(int fd, struct dumb_bo *bo)
-{
-    bo->map_count--;
-    return 0;
-}
-#endif
-
 int
 dumb_bo_destroy(int fd, struct dumb_bo *bo)
 {
diff --git a/hw/xfree86/drivers/modesetting/dumb_bo.h b/hw/xfree86/drivers/modesetting/dumb_bo.h
index 1d401d447..9235e61e2 100644
--- a/hw/xfree86/drivers/modesetting/dumb_bo.h
+++ b/hw/xfree86/drivers/modesetting/dumb_bo.h
@@ -33,7 +33,6 @@ struct dumb_bo {
     uint32_t handle;
     uint32_t size;
     void *ptr;
-    int map_count;
     uint32_t pitch;
 };