return lookup_hash(&this, base); 
return __lookup_hash(&this, base, NULL); 
struct dentry * lookup_one_len(const char * name, struct dentry * base, int len){	unsigned long hash;	struct qstr this;	unsigned int c;	this.name = name;	this.len = len;	if (!len)		goto access;	hash = init_name_hash();	while (len--) {		c = *(const unsigned char *)name++;		if (c == '/' || c == '\0')			goto access;		hash = partial_name_hash(c, hash);	}	this.hash = end_name_hash(hash);	return lookup_hash(&this, base);access:	return ERR_PTR(-EACCES);}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/49705b7743fd8f5632a95ec4c6547d169d27ac1f/namei.c/buggy/fs/namei.c