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Try to make multicast routing work correctly over point-to-point

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links (which was broken previously by the support for half-routers).

Submitted by:	Bill Fenner <fenner@parc.xerox.com>
This commit is contained in:
Garrett Wollman 1996-01-03 20:24:33 +00:00
parent 4651b2ba2c
commit 33d06b436b
1 changed files with 8 additions and 1 deletions
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9
sys/netinet/in_var.h
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)in_var.h 8.2 (Berkeley) 1/9/95
* $Id: in_var.h,v 1.12 1995/11/14 20:34:07 phk Exp $
* $Id: in_var.h,v 1.13 1995/12/19 20:46:14 wollman Exp $
*/
#ifndef _NETINET_IN_VAR_H_
@ -106,6 +106,13 @@ extern int rtq_toomany; /* XXX */
IA_DSTSIN(ia):IA_SIN(ia))->sin_addr.s_addr != (addr).s_addr; \
ia = ia->ia_next) \
continue; \
if (ia == NULL) \
for (ia = in_ifaddr; \
ia != NULL; \
ia = ia->ia_next) \
if (ia->ia_ifp->if_flags & IFF_POINTOPOINT && \
IA_SIN(ia)->sin_addr.s_addr != (addr).s_addr) \
break; \
(ifp) = (ia == NULL) ? NULL : ia->ia_ifp; \
}