conmon: do not use an empty env when running the exit command
It solves an issue reported for
@@ -1240,7 +1240,7 @@ static void do_exit_command()
args[n_args + 1] = opt_exit_args[n_args];
args[n_args + 1] = NULL;
- execve(opt_exit_command, args, NULL);
+ execv(opt_exit_command, args);
/* Should not happen, but better be safe. */
_exit(EXIT_FAILURE);
