if (input > MAX_SAMPLING_DOWN_FACTOR || input < 1) return -EINVAL;  
static ssize_t store_sampling_down_factor(struct cpufreq_policy *unused, 		const char *buf, size_t count){	unsigned int input;	int ret;	ret = sscanf (buf, "%u", &input);	if (ret != 1 )		return -EINVAL;	down(&dbs_sem);	dbs_tuners_ins.sampling_down_factor = input;	up(&dbs_sem);	return count;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/e131832ca7d3a3e5f9c7624bb310a7747dc2b57c/cpufreq_ondemand.c/clean/drivers/cpufreq/cpufreq_ondemand.c