lift handling of SIOCIW... out of dev_ioctl()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/net/socket.c b/net/socket.c
index 026271f..1ad02d9 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1005,7 +1005,7 @@
 	} else
 #ifdef CONFIG_WEXT_CORE
 	if (cmd >= SIOCIWFIRST && cmd <= SIOCIWLAST) {
-		err = dev_ioctl(net, cmd, argp);
+		err = wext_handle_ioctl(net, cmd, argp);
 	} else
 #endif
 		switch (cmd) {