if (!(fhp = kmalloc(sizeof(*fhp), SLAB_KERNEL))) return NULL;
if (!(fhp = kmalloc(sizeof(*fhp), GFP_KERNEL))) goto out;
vxfs_getfsh(struct inode *ip, int which){	struct buffer_head		*bp;	bp = vxfs_bread(ip, which);	if (buffer_mapped(bp)) {		struct vxfs_fsh		*fhp;		if (!(fhp = kmalloc(sizeof(*fhp), SLAB_KERNEL)))			return NULL;		memcpy(fhp, bp->b_data, sizeof(*fhp));		brelse(bp);		return (fhp);	}	return NULL;}