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Fixed a warning from the compiler, which just crashed my laptop. When do

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I start to listen to wise ol' compilers sound advice... sigh.

Also made lp0 a Point-to-point interface.
This commit is contained in:
Poul-Henning Kamp 1994-09-15 02:37:11 +00:00
parent b063221c8c
commit ee30a1ebc3
1 changed files with 6 additions and 4 deletions
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10
sys/i386/isa/lpt.c
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@ -46,7 +46,7 @@
* SUCH DAMAGE.
*
* from: unknown origin, 386BSD 0.1
* $Id: lpt.c,v 1.16 1994/08/23 07:52:20 paul Exp $
* $Id: lpt.c,v 1.17 1994/09/03 22:47:02 csgr Exp $
*/
/*
@ -800,7 +800,7 @@ lpattach(struct lpt_softc *sc,int unit)
ifp->if_name = "lp";
ifp->if_unit = unit;
ifp->if_mtu = LPMTU;
ifp->if_flags = IFF_SIMPLEX | IFF_BROADCAST;
ifp->if_flags = IFF_SIMPLEX | IFF_POINTOPOINT;
ifp->if_ioctl = lpioctl;
ifp->if_output = lpoutput;
ifp->if_type = IFT_SLIP;
@ -868,7 +868,6 @@ lpioctl(struct ifnet *ifp, int cmd, caddr_t data)
case SIOCSIFDSTADDR:
if (ifa->ifa_addr->sa_family != AF_INET)
error = EAFNOSUPPORT;
ifp->if_flags = IFF_POINTOPOINT;
break;
case SIOCSIFMTU:
@ -1001,11 +1000,14 @@ lpoutput(struct ifnet *ifp, struct mbuf *m,
{
register int port = lpt_sc[ifp->if_unit].sc_port+1;
int s,i;
u_char *cp;
u_char *cp = "\0\0";
struct mbuf *mm=m;
s=splimp();
/* We need a sensible value if we abort */
cp++;
/* Suspend (on laptops) or receive-errors might have taken us offline */
outb(port+1, 0x10);
ifp->if_flags |= IFF_RUNNING;