- err = add_uevent_var(envp, num_envp, &cur_index, buffer, buffer_size,
- &cur_len, "W1_SLAVE_ID=%024LX",
- (unsigned long long)sl->reg_num.id);
- envp[cur_index] = NULL;
+ err = add_uevent_var(env, "W1_SLAVE_ID=%024LX",
+ (unsigned long long)sl->reg_num.id);