Lets not error on a query that returns 0 rows

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@12081 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/switch_odbc.c

@@ -366,7 +366,7 @@ SWITCH_DECLARE(switch_odbc_status_t) switch_odbc_handle_callback_exec_detailed(c
 	SQLNumResultCols(stmt, &c);
 	SQLRowCount(stmt, &m);
 
-
+	if (m > 0) {
 		for (t = 0 ;; t++) {
 			int name_len = 256;
 			char **names;
@@ -418,6 +418,7 @@ SWITCH_DECLARE(switch_odbc_status_t) switch_odbc_handle_callback_exec_detailed(c
 			break;
 			}
 		}
+	}
 	
 	SQLFreeHandle(SQL_HANDLE_STMT, stmt);