diff --git a/pack-bitmap.c b/pack-bitmap.c
index c3231ef9ef..76fd93a3de 100644
--- a/pack-bitmap.c
+++ b/pack-bitmap.c
@@ -1128,8 +1128,6 @@ int bitmap_has_sha1_in_uninteresting(struct bitmap_index *bitmap_git,
 
 	if (!bitmap_git)
 		return 0; /* no bitmap loaded */
-	if (!bitmap_git->result)
-		BUG("failed to perform bitmap walk before querying");
 	if (!bitmap_git->haves)
 		return 0; /* walk had no "haves" */
 
diff --git a/pack-bitmap.h b/pack-bitmap.h
index c633bf5238..189dd68ad3 100644
--- a/pack-bitmap.h
+++ b/pack-bitmap.h
@@ -54,7 +54,7 @@ int rebuild_existing_bitmaps(struct bitmap_index *, struct packing_data *mapping
 void free_bitmap_index(struct bitmap_index *);
 
 /*
- * After a traversal has been performed on the bitmap_index, this can be
+ * After a traversal has been performed by prepare_bitmap_walk(), this can be
  * queried to see if a particular object was reachable from any of the
  * objects flagged as UNINTERESTING.
  */