From 89c05d8c9fd941e4f89f60bf9c1f1c1f26886a62 Mon Sep 17 00:00:00 2001
From: gambas <g4mba5@gmail.com>
Date: Mon, 16 Jul 2018 17:56:37 +0200
Subject: [PATCH] Fix a memory leak when connecting to a database.

[GB.DB.ODBC]
* BUG: Fix a memory leak when connecting to a database.
---
 gb.db.odbc/src/main.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/gb.db.odbc/src/main.c b/gb.db.odbc/src/main.c
index 0990d3166..c0afaa323 100644
--- a/gb.db.odbc/src/main.c
+++ b/gb.db.odbc/src/main.c
@@ -688,8 +688,10 @@ void GetConnectedDBName(DB_DESC *desc, ODBC_CONN *odbc)
 
 	if (SQL_SUCCEEDED(retcode))
 	{
-		dbName = malloc(sizeof(SQLTCHAR) * charsNeeded++);
-		dbName[sizeof(SQLTCHAR) * charsNeeded++] = 0;
+		charsNeeded++;
+		
+		dbName = malloc(sizeof(SQLTCHAR) * charsNeeded);
+		
 		/*zxMarce: We call the function again, this time specifying a
 		  hopefully big enough buffer for storing the catalog name.
 		*/
@@ -697,8 +699,11 @@ void GetConnectedDBName(DB_DESC *desc, ODBC_CONN *odbc)
 					    dbName, charsNeeded,
 					    &charsNeeded
 					   );
+		dbName[sizeof(SQLTCHAR) * charsNeeded] = 0;
+		
 		GB.FreeString(&desc->name);
 		desc->name = GB.NewZeroString((char *)dbName);
+		free(dbName);
 	}
 
 	if (DB.IsDebug())