From 5239bce5e57e2cbacd52f6070550709a078731fb Mon Sep 17 00:00:00 2001
From: Leo Yuriev <leo@yuriev.ru>
Date: Wed, 24 Aug 2016 11:52:10 +0300
Subject: [PATCH] mdbx: adds minor assert.

More for ae92d0d6718fae4ec3dad237697fad709b3229c7.

Change-Id: I32f8f54ec5888fe794b83d42ed7f5ae0138070d4
---
 mdb.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mdb.c b/mdb.c
index 4caa8c5f..6321e9a9 100644
--- a/mdb.c
+++ b/mdb.c
@@ -7303,6 +7303,7 @@ mdb_node_add(MDB_cursor *mc, indx_t indx,
 		key ? key->mv_size : 0, key ? DKEY(key) : "null");
 
 	if (IS_LEAF2(mp)) {
+		mdb_cassert(mc, key);
 		/* Move higher keys up one slot. */
 		int ksize = mc->mc_db->md_xsize, dif;
 		char *ptr = LEAF2KEY(mp, indx, ksize);