From ecffc831fa7394194e71904792ae32e0e9639d33 Mon Sep 17 00:00:00 2001
From: Leonid Yuriev <leo@yuriev.ru>
Date: Thu, 27 Feb 2020 16:04:00 +0300
Subject: [PATCH] mdbx-tools: avoids extra error messages "bad txn" from
 mdbx_chk when DB is corrupted.

Change-Id: I6b92aced83bcf7e0c8e5c7108ddcf60714c9b30c
---
 src/tools/mdbx_chk.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/tools/mdbx_chk.c b/src/tools/mdbx_chk.c
index e5dd539a..fd2a2048 100644
--- a/src/tools/mdbx_chk.c
+++ b/src/tools/mdbx_chk.c
@@ -559,6 +559,12 @@ static int process_db(MDBX_dbi dbi_handle, char *dbi_name, visitor *handler,
   uint64_t record_count = 0, dups = 0;
   uint64_t key_bytes = 0, data_bytes = 0;
 
+  if ((MDBX_TXN_FINISHED | MDBX_TXN_ERROR) & mdbx_txn_flags(txn)) {
+    print(" ! abort processing '%s' due to a previous error\n",
+          dbi_name ? dbi_name : "@MAIN");
+    return MDBX_BAD_TXN;
+  }
+
   if (dbi_handle == ~0u) {
     rc = mdbx_dbi_open(txn, dbi_name, 0, &dbi_handle);
     if (rc) {