These ioctl(2)s are handled by ifioctl() and never passed down to the
drivers.
ok?
Index: net/if_gre.c
===================================================================
RCS file: /cvs/src/sys/net/if_gre.c,v
retrieving revision 1.87
diff -u -p -r1.87 if_gre.c
--- net/if_gre.c 11 Aug 2017 21:24:19 -0000 1.87
+++ net/if_gre.c 18 Oct 2017 12:36:35 -0000
@@ -456,12 +456,6 @@ gre_ioctl(struct ifnet *ifp, u_long cmd,
}
ifp->if_mtu = ifr->ifr_mtu;
break;
- case SIOCGIFMTU:
- ifr->ifr_mtu = sc->sc_if.if_mtu;
- break;
- case SIOCGIFHARDMTU:
- ifr->ifr_hardmtu = sc->sc_if.if_hardmtu;
- break;
case SIOCADDMULTI:
case SIOCDELMULTI:
break;
Index: net/if_spppsubr.c
===================================================================
RCS file: /cvs/src/sys/net/if_spppsubr.c,v
retrieving revision 1.172
diff -u -p -r1.172 if_spppsubr.c
--- net/if_spppsubr.c 15 Aug 2017 06:08:52 -0000 1.172
+++ net/if_spppsubr.c 18 Oct 2017 12:36:32 -0000
@@ -864,12 +864,6 @@ sppp_ioctl(struct ifnet *ifp, u_long cmd
}
ifp->if_mtu = ifr->ifr_mtu;
break;
- case SIOCGIFMTU:
- ifr->ifr_mtu = ifp->if_mtu;
- break;
- case SIOCGIFHARDMTU:
- ifr->ifr_hardmtu = ifp->if_hardmtu;
- break;
case SIOCADDMULTI:
case SIOCDELMULTI:
break;
Index: dev/usb/if_umb.c
===================================================================
RCS file: /cvs/src/sys/dev/usb/if_umb.c,v
retrieving revision 1.15
diff -u -p -r1.15 if_umb.c
--- dev/usb/if_umb.c 11 Aug 2017 21:24:19 -0000 1.15
+++ dev/usb/if_umb.c 18 Oct 2017 12:36:42 -0000
@@ -734,12 +734,6 @@ umb_ioctl(struct ifnet *ifp, u_long cmd,
}
ifp->if_mtu = ifr->ifr_mtu;
break;
- case SIOCGIFMTU:
- ifr->ifr_mtu = ifp->if_mtu;
- break;
- case SIOCGIFHARDMTU:
- ifr->ifr_hardmtu = ifp->if_hardmtu;
- break;
case SIOCSIFADDR:
case SIOCAIFADDR:
case SIOCSIFDSTADDR:
