--- func_odbc.c.orig	2011-03-12 14:08:19.000000000 -0600
+++ func_odbc.c	2011-05-31 18:15:20.000000000 -0500
@@ -790,7 +790,9 @@
 	struct ast_datastore *store;
 	struct odbc_datastore *resultset;
 	struct odbc_datastore_row *row;
+	ast_channel_lock(chan);
 	store = ast_channel_datastore_find(chan, &odbc_info, data);
+	ast_channel_unlock(chan);
 	if (!store) {
 		pbx_builtin_setvar_helper(chan, "ODBC_FETCH_STATUS", "FAILURE");
 		return -1;