* OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS,
* OR MODIFICATIONS.
*
- * $Id: ppp_ahdlc.c,v 1.6 1997/04/30 05:44:58 paulus Exp $
+ * $Id: ppp_ahdlc.c,v 1.7 1998/03/24 23:52:35 paulus Exp $
*/
/*
if (iop->ioc_count < sizeof(u_int32_t)
|| iop->ioc_count > sizeof(ext_accm))
break;
+ if (mp->b_cont == 0) {
+ DPRINT1("ahdlc_wput/%d: PPPIO_XACCM b_cont = 0!\n", state->unit);
+ break;
+ }
bcopy((caddr_t)mp->b_cont->b_rptr, (caddr_t)state->xaccm,
iop->ioc_count);
state->xaccm[2] &= ~0x40000000; /* don't escape 0x5e */
case PPPIO_RACCM:
if (iop->ioc_count != sizeof(u_int32_t))
break;
+ if (mp->b_cont == 0) {
+ DPRINT1("ahdlc_wput/%d: PPPIO_RACCM b_cont = 0!\n", state->unit);
+ break;
+ }
bcopy((caddr_t)mp->b_cont->b_rptr, (caddr_t)&state->raccm,
sizeof(u_int32_t));
iop->ioc_count = 0;