taglinefilesource code
us_rbuff334drivers/net/ppp.cppp->us_rbuff    = NULL;
us_rbuff479drivers/net/ppp.ckfree (ppp->us_rbuff);
us_rbuff484drivers/net/ppp.cppp->us_rbuff = NULL;
us_rbuff558drivers/net/ppp.cppp->us_rbuff = (unsigned char *) kmalloc (RBUFSIZE, GFP_KERNEL);
us_rbuff559drivers/net/ppp.cif (ppp->us_rbuff == NULL) {
us_rbuff566drivers/net/ppp.cppp->us_rbuff_tail = ppp->us_rbuff;
us_rbuff567drivers/net/ppp.cppp->us_rbuff_end  = ppp->us_rbuff + RBUFSIZE;
us_rbuff1155drivers/net/ppp.cppp->us_rbuff_head = ppp->us_rbuff; \
us_rbuff1160drivers/net/ppp.cppp->us_rbuff_tail = ppp->us_rbuff;
us_rbuff1271drivers/net/ppp.cppp->us_rbuff_head += - (ppp->us_rbuff_end - ppp->us_rbuff);
us_rbuff211include/linux/ppp.hunsigned char    *us_rbuff;  /* circular incoming packet buf.*/