diff --git a/fs/ocfs2/move_extents.c b/fs/ocfs2/move_extents.c
index 99637e34d9da..c037fb34b1e3 100644
--- a/fs/ocfs2/move_extents.c
+++ b/fs/ocfs2/move_extents.c
@@ -662,6 +662,12 @@ static int ocfs2_move_extent(struct ocfs2_move_extents_context *context,
 		goto out_commit;
 	}
 
+	gd = (struct ocfs2_group_desc *)gd_bh->b_data;
+	if (le16_to_cpu(gd->bg_free_bits_count) < len) {
+		ret = -ENOSPC;
+		goto out_commit;
+	}
+
 	/*
 	 * probe the victim cluster group to find a proper
 	 * region to fit wanted movement, it even will perform
@@ -682,7 +688,6 @@ static int ocfs2_move_extent(struct ocfs2_move_extents_context *context,
 		goto out_commit;
 	}
 
-	gd = (struct ocfs2_group_desc *)gd_bh->b_data;
 	ret = ocfs2_alloc_dinode_update_counts(gb_inode, handle, gb_bh, len,
 					       le16_to_cpu(gd->bg_chain));
 	if (ret) {