/* Perform a memcpy and calculate fcs using ppp 10bit CRC algorithm. Return new 10 bit FCS.  */
static __u16 __inline__ fcs_compute10(unsigned char *sp, int len, __u16 fcs)
/* Perform a memcpy and calculate fcs using ppp 10bit CRC algorithm. Return new 10 bit FCS.  */
static __u16 __inline__ fcs_compute10(unsigned char *sp, int len, __u16 fcs)
{
	for (; len-- > 0; fcs = CRC10_FCS(fcs, *sp++));
	return fcs;
}