ret = fat_cache_init(); if (ret < 0) return ret; return fat_init_inodecache();
err = fat_cache_init(); if (err) return err;  err = fat_init_inodecache(); if (err) goto failed;  return 0;  failed: fat_cache_destroy(); return err;
static int __init init_fat_fs(void){	int ret;	ret = fat_cache_init();	if (ret < 0)		return ret;	return fat_init_inodecache();}