121 	char *ptr_env;  in get_button_state()  local
124 	ptr_env = env_get(envname);  in get_button_state()
125 	if (NULL == ptr_env) {  in get_button_state()
128 		gpio = (unsigned char)simple_strtoul(ptr_env, NULL, 0);  in get_button_state()
190 	char *ptr_env;  in set_env_gpios()  local
202 		ptr_env = env_get(str_tmp);  in set_env_gpios()
203 		if (NULL == ptr_env)  in set_env_gpios()
210 		for (idx = 0; ptr_env[idx] != '\0'; idx++) {  in set_env_gpios()
211 			if (ptr_env[idx] == ',') {  in set_env_gpios()
224 		strncpy(str_tmp, ptr_env, pos1*sizeof(char));  in set_env_gpios()
236 			strncpy(str_tmp, ptr_env+pos1+1,  in set_env_gpios()
246 			strcpy(str_tmp, ptr_env+pos2+1);  in set_env_gpios()