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Diffstat (limited to 'sys/net/if.c')
-rw-r--r--sys/net/if.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/sys/net/if.c b/sys/net/if.c
index c82aafc1f2c9..975bf780761d 100644
--- a/sys/net/if.c
+++ b/sys/net/if.c
@@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)if.c 8.3 (Berkeley) 1/4/94
- * $Id$
+ * $Id: if.c,v 1.2 1994/08/02 07:46:05 davidg Exp $
*/
#include <sys/param.h>
@@ -486,6 +486,10 @@ ifioctl(so, cmd, data, p)
ifr->ifr_metric = ifp->if_metric;
break;
+ case SIOCGIFMTU:
+ ifr->ifr_mtu = ifp->if_mtu;
+ break;
+
case SIOCSIFFLAGS:
if (error = suser(p->p_ucred, &p->p_acflag))
return (error);
@@ -511,6 +515,13 @@ ifioctl(so, cmd, data, p)
ifp->if_metric = ifr->ifr_metric;
break;
+ case SIOCSIFMTU:
+ if (error = suser(p->p_ucred, &p->p_acflag))
+ return (error);
+ if (ifp->if_ioctl == NULL)
+ return (EOPNOTSUPP);
+ return ((*ifp->if_ioctl)(ifp, cmd, data));
+
case SIOCADDMULTI:
case SIOCDELMULTI:
if (error = suser(p->p_ucred, &p->p_acflag))