make fragsize reflect mtu found in route to dest

SCCS-vsn: sys/netiso/clnp_frag.c 7.11

diff --git a/usr/src/sys/netiso/clnp_frag.c b/usr/src/sys/netiso/clnp_frag.c
index 35e862e..509301e 100644 (file)
--- a/usr/src/sys/netiso/clnp_frag.c
+++ b/usr/src/sys/netiso/clnp_frag.c
@@ -26,7 +26,7 @@ SOFTWARE.
  */
 /* $Header: /var/src/sys/netiso/RCS/clnp_frag.c,v 5.1 89/02/09 16:20:26 hagens Exp $ */
 /* $Source: /var/src/sys/netiso/RCS/clnp_frag.c,v $ */
  */
 /* $Header: /var/src/sys/netiso/RCS/clnp_frag.c,v 5.1 89/02/09 16:20:26 hagens Exp $ */
 /* $Source: /var/src/sys/netiso/RCS/clnp_frag.c,v $ */

-/*     @(#)clnp_frag.c 7.10 (Berkeley) %G% */
+/*     @(#)clnp_frag.c 7.11 (Berkeley) %G% */

 
 #ifndef lint
 static char *rcsid = "$Header: /var/src/sys/netiso/RCS/clnp_frag.c,v 5.1 89/02/09 16:20:26 hagens Exp $";
 
 #ifndef lint
 static char *rcsid = "$Header: /var/src/sys/netiso/RCS/clnp_frag.c,v 5.1 89/02/09 16:20:26 hagens Exp $";


@@ -85,7 +85,7 @@ struct rtentry *rt;                   /* route if direct ether */
 {
        struct clnp_fixed               *clnp = mtod(m, struct clnp_fixed *);
        int                                             hdr_len = (int)clnp->cnf_hdr_len;
 {
        struct clnp_fixed               *clnp = mtod(m, struct clnp_fixed *);
        int                                             hdr_len = (int)clnp->cnf_hdr_len;

-       int                                             frag_size = (ifp->if_mtu - hdr_len) & ~7;
+       int                                             frag_size = (SN_MTU(ifp, rt) - hdr_len) & ~7;

 
        total_len -= hdr_len;
        if ((clnp->cnf_type & CNF_SEG_OK) &&
 
        total_len -= hdr_len;
        if ((clnp->cnf_type & CNF_SEG_OK) &&