D51289.diff
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D51289.diff
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	diff --git a/sys/net/if_tuntap.c b/sys/net/if_tuntap.c
	--- a/sys/net/if_tuntap.c
	+++ b/sys/net/if_tuntap.c
	@@ -1755,6 +1755,23 @@
	case FIOGETOWN:
	(int )data = fgetown(&tp->tun_sigio);
	return (0);
	+ case SIOCGIFCAP:
	+ ifrp = (struct ifreq *)data;
	+ TUN_LOCK(tp);
	+ ifrp->ifr_reqcap = ifp->if_capabilities;
	+ ifrp->ifr_curcap = ifp->if_capenable;
	+ TUN_UNLOCK(tp);
	+ break;
	+ case SIOCSIFCAP:
	+ ifrp = (struct ifreq *)data;
	+ if (ifrp->ifr_reqcap & ~ifp->if_capabilities)
	+ return (EINVAL);
	+ TUN_LOCK(tp);
	+ ifp->if_capenable = ifrp->ifr_reqcap;
	+ tun_caps_changed(ifp);
	+ TUN_UNLOCK(tp);
	+ VLAN_CAPABILITIES(ifp);
	+ break;

	/* This is deprecated, FIOSETOWN should be used instead. */
	case TIOCSPGRP: