fi->forget_req = fuse_request_alloc(); if (!fi->forget_req) { kmem_cache_free(fuse_inode_cachep, inode); return NULL; }
static struct inode *fuse_alloc_inode(struct super_block *sb){	struct inode *inode;	struct fuse_inode *fi;	inode = kmem_cache_alloc(fuse_inode_cachep, SLAB_KERNEL);	if (!inode)		return NULL;	fi = get_fuse_inode(inode);	fi->i_time = jiffies - 1;	fi->nodeid = 0;	return inode;}