taglinefilesource code
us_rbuff333drivers/net/ppp.cppp->us_rbuff    = NULL;
us_rbuff478drivers/net/ppp.ckfree (ppp->us_rbuff);
us_rbuff483drivers/net/ppp.cppp->us_rbuff = NULL;
us_rbuff560drivers/net/ppp.cppp->us_rbuff = (unsigned char *) kmalloc (RBUFSIZE, GFP_KERNEL);
us_rbuff561drivers/net/ppp.cif (ppp->us_rbuff == NULL) {
us_rbuff568drivers/net/ppp.cppp->us_rbuff_tail = ppp->us_rbuff;
us_rbuff569drivers/net/ppp.cppp->us_rbuff_end  = ppp->us_rbuff + RBUFSIZE;
us_rbuff1171drivers/net/ppp.cppp->us_rbuff_head = ppp->us_rbuff; \
us_rbuff1176drivers/net/ppp.cppp->us_rbuff_tail = ppp->us_rbuff;
us_rbuff1292drivers/net/ppp.cppp->us_rbuff_head += - (ppp->us_rbuff_end - ppp->us_rbuff);
us_rbuff215include/linux/if_ppp.hunsigned char    *us_rbuff;  /* circular incoming packet buf.*/