[PATCH] net/: fix the WIRELESS_EXT abuse

This patch contains the following changes:
- add a CONFIG_WIRELESS_EXT select'ed by NET_RADIO for conditional
  code
- remove the now no longer required #ifdef CONFIG_NET_RADIO from some
  #include's

Based on a patch by Jean Tourrilhes <jt@hpl.hp.com>.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/socket.c b/net/socket.c
index b38a263..8aa5f11 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -84,10 +84,7 @@
 #include <linux/compat.h>
 #include <linux/kmod.h>
 #include <linux/audit.h>
-
-#ifdef CONFIG_NET_RADIO
-#include <linux/wireless.h>		/* Note : will define WIRELESS_EXT */
-#endif	/* CONFIG_NET_RADIO */
+#include <linux/wireless.h>
 
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
@@ -840,11 +837,11 @@
 	if (cmd >= SIOCDEVPRIVATE && cmd <= (SIOCDEVPRIVATE + 15)) {
 		err = dev_ioctl(cmd, argp);
 	} else
-#ifdef WIRELESS_EXT
+#ifdef CONFIG_WIRELESS_EXT
 	if (cmd >= SIOCIWFIRST && cmd <= SIOCIWLAST) {
 		err = dev_ioctl(cmd, argp);
 	} else
-#endif	/* WIRELESS_EXT */
+#endif	/* CONFIG_WIRELESS_EXT */
 	switch (cmd) {
 		case FIOSETOWN:
 		case SIOCSPGRP: