From 540b1a7238d2a19d873f4b26fd87284b6cc29990 Mon Sep 17 00:00:00 2001
From: Gleb Smirnoff <glebius@FreeBSD.org>
Date: Wed, 11 Sep 2013 09:19:44 +0000
Subject: [PATCH]   Clean up SIOCSIFDSTADDR usage from ifnet drivers. The ioctl
 itself is extremely outdated, and I doubt that it was ever used for ifnet
 drivers. It was used for AF_INET sockets in pre-FreeBSD time.

Approved by:	re (hrs)
Sponsored by:	Nginx, Inc.
---
 sys/dev/iicbus/if_ic.c    | 1 -
 sys/dev/lmc/if_lmc.c      | 1 -
 sys/dev/ppbus/if_plip.c   | 1 -
 sys/dev/usb/net/if_usie.c | 1 -
 sys/dev/usb/net/uhso.c    | 1 -
 sys/net/if_gif.c          | 3 ---
 sys/net/if_gre.c          | 2 --
 sys/net/if_spppsubr.c     | 1 -
 sys/net/if_tun.c          | 4 ----
 9 files changed, 15 deletions(-)

diff --git a/sys/dev/iicbus/if_ic.c b/sys/dev/iicbus/if_ic.c
index 6579663d956..530cf648e7a 100644
--- a/sys/dev/iicbus/if_ic.c
+++ b/sys/dev/iicbus/if_ic.c
@@ -204,7 +204,6 @@ icioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
 
 	switch (cmd) {
 
-	case SIOCSIFDSTADDR:
 	case SIOCAIFADDR:
 	case SIOCSIFADDR:
 		if (ifa->ifa_addr->sa_family != AF_INET)
diff --git a/sys/dev/lmc/if_lmc.c b/sys/dev/lmc/if_lmc.c
index 49d0a5009c6..d42aca1de3a 100644
--- a/sys/dev/lmc/if_lmc.c
+++ b/sys/dev/lmc/if_lmc.c
@@ -4480,7 +4480,6 @@ lmc_raw_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
 # if (defined(__FreeBSD__) && defined(DEVICE_POLLING))  /* XXX necessary? */
     case SIOCSIFCAP:
 # endif
-    case SIOCSIFDSTADDR:
     case SIOCAIFADDR:
     case SIOCSIFFLAGS:
 #if 0
diff --git a/sys/dev/ppbus/if_plip.c b/sys/dev/ppbus/if_plip.c
index ceb4bce4250..60fc2128392 100644
--- a/sys/dev/ppbus/if_plip.c
+++ b/sys/dev/ppbus/if_plip.c
@@ -410,7 +410,6 @@ lpioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
 	int error;
 
 	switch (cmd) {
-	case SIOCSIFDSTADDR:
 	case SIOCAIFADDR:
 	case SIOCSIFADDR:
 		if (ifa->ifa_addr->sa_family != AF_INET)
diff --git a/sys/dev/usb/net/if_usie.c b/sys/dev/usb/net/if_usie.c
index 67f23b49232..9ca1ad61901 100644
--- a/sys/dev/usb/net/if_usie.c
+++ b/sys/dev/usb/net/if_usie.c
@@ -1324,7 +1324,6 @@ usie_if_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
 		break;
 
 	case SIOCSIFADDR:
-	case SIOCSIFDSTADDR:
 		break;
 
 	default:
diff --git a/sys/dev/usb/net/uhso.c b/sys/dev/usb/net/uhso.c
index c56e1641cb3..c9d97577d2b 100644
--- a/sys/dev/usb/net/uhso.c
+++ b/sys/dev/usb/net/uhso.c
@@ -1854,7 +1854,6 @@ uhso_if_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
 		}
 		break;
 	case SIOCSIFADDR:
-	case SIOCSIFDSTADDR:
 	case SIOCADDMULTI:
 	case SIOCDELMULTI:
 		break;
diff --git a/sys/net/if_gif.c b/sys/net/if_gif.c
index 874bbc00480..dfc2697e9af 100644
--- a/sys/net/if_gif.c
+++ b/sys/net/if_gif.c
@@ -687,9 +687,6 @@ gif_ioctl(ifp, cmd, data)
 		ifp->if_flags |= IFF_UP;
 		break;
 		
-	case SIOCSIFDSTADDR:
-		break;
-
 	case SIOCADDMULTI:
 	case SIOCDELMULTI:
 		break;
diff --git a/sys/net/if_gre.c b/sys/net/if_gre.c
index df0fc8224bb..98090e54859 100644
--- a/sys/net/if_gre.c
+++ b/sys/net/if_gre.c
@@ -534,8 +534,6 @@ gre_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
 	case SIOCSIFADDR:
 		ifp->if_flags |= IFF_UP;
 		break;
-	case SIOCSIFDSTADDR:
-		break;
 	case SIOCSIFFLAGS:
 		/*
 		 * XXXRW: Isn't this priv_check() redundant to the ifnet
diff --git a/sys/net/if_spppsubr.c b/sys/net/if_spppsubr.c
index 72555459cd3..9fe713c3891 100644
--- a/sys/net/if_spppsubr.c
+++ b/sys/net/if_spppsubr.c
@@ -1200,7 +1200,6 @@ sppp_ioctl(struct ifnet *ifp, IOCTL_CMD_T cmd, void *data)
 	rv = 0;
 	switch (cmd) {
 	case SIOCAIFADDR:
-	case SIOCSIFDSTADDR:
 		break;
 
 	case SIOCSIFADDR:
diff --git a/sys/net/if_tun.c b/sys/net/if_tun.c
index e67b213e636..f44bc0e5bf3 100644
--- a/sys/net/if_tun.c
+++ b/sys/net/if_tun.c
@@ -552,10 +552,6 @@ tunifioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
 		tuninit(ifp);
 		TUNDEBUG(ifp, "address set\n");
 		break;
-	case SIOCSIFDSTADDR:
-		tuninit(ifp);
-		TUNDEBUG(ifp, "destination address set\n");
-		break;
 	case SIOCSIFMTU:
 		ifp->if_mtu = ifr->ifr_mtu;
 		TUNDEBUG(ifp, "mtu set\n");