X-Git-Url: http://git.tuebingen.mpg.de/?a=blobdiff_plain;f=buffer_tree.c;h=c826e8fa26a97c9036595ddf188bb984a7b4ec4e;hb=fa2f988176a46dabc3adb4144a56f34f89ae6d1b;hp=1a6b6e60d3f977d2d99f600d7a872a1b95250312;hpb=e16a8a93779d7a94cf0c716f6dab3b42651d0205;p=paraslash.git

diff --git a/buffer_tree.c b/buffer_tree.c
index 1a6b6e60..c826e8fa 100644
--- a/buffer_tree.c
+++ b/buffer_tree.c
@@ -119,6 +119,11 @@ void btr_add_output(char *buf, size_t size, struct btr_node *btrn)
 {
 	struct btr_buffer *btrb;
 
+	assert(size != 0);
+	if (list_empty(&btrn->children)) {
+		free(buf);
+		return;
+	}
 	btrb = new_btrb(buf, size);
 	add_btrb_to_children(btrb, btrn, 0);
 }