wireless: ipw2x00: make iw_handler_def const

Make these const as they are only stored in the const field of a
net_device structure.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/intel/ipw2x00/ipw2100.c

@@ -340,7 +340,7 @@ static int ipw2100_ucode_download(struct ipw2100_priv *priv,
 				  struct ipw2100_fw *fw);
 static void ipw2100_wx_event_work(struct work_struct *work);
 static struct iw_statistics *ipw2100_wx_wireless_stats(struct net_device *dev);
-static struct iw_handler_def ipw2100_wx_handler_def;
+static const struct iw_handler_def ipw2100_wx_handler_def;
 
 static inline void read_register(struct net_device *dev, u32 reg, u32 * val)
 {
@@ -8273,7 +8273,7 @@ static struct iw_statistics *ipw2100_wx_wireless_stats(struct net_device *dev)
 	return (struct iw_statistics *)NULL;
 }
 
-static struct iw_handler_def ipw2100_wx_handler_def = {
+static const struct iw_handler_def ipw2100_wx_handler_def = {
 	.standard = ipw2100_wx_handlers,
 	.num_standard = ARRAY_SIZE(ipw2100_wx_handlers),
 	.num_private = ARRAY_SIZE(ipw2100_private_handler),

drivers/net/wireless/intel/ipw2x00/ipw2200.c

@@ -10009,7 +10009,7 @@ static iw_handler ipw_priv_handler[] = {
 #endif
 };
 
-static struct iw_handler_def ipw_wx_handler_def = {
+static const struct iw_handler_def ipw_wx_handler_def = {
 	.standard = ipw_wx_handlers,
 	.num_standard = ARRAY_SIZE(ipw_wx_handlers),
 	.num_private = ARRAY_SIZE(ipw_priv_handler),