mac80211: remove max_bandwidth

This removes the max_bandwidth attribute.  It is only ever
written to, and is duplicated by max_bandwidth_khz in the
regulatory code.

Signed-off-by: Pat Erley <pat-lkml@erley.org>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

include/net/cfg80211.h

@@ -80,7 +80,6 @@ enum ieee80211_channel_flags {
  * with cfg80211.
  *
  * @center_freq: center frequency in MHz
- * @max_bandwidth: maximum allowed bandwidth for this channel, in MHz
  * @hw_value: hardware-specific value for the channel
  * @flags: channel flags from &enum ieee80211_channel_flags.
  * @orig_flags: channel flags at registration time, used by regulatory
@@ -97,7 +96,6 @@ enum ieee80211_channel_flags {
 struct ieee80211_channel {
 	enum ieee80211_band band;
 	u16 center_freq;
-	u8 max_bandwidth;
 	u16 hw_value;
 	u32 flags;
 	int max_antenna_gain;

net/wireless/reg.c

@@ -1018,7 +1018,6 @@ static void handle_channel(struct wiphy *wiphy, enum ieee80211_band band,
 			map_regdom_flags(reg_rule->flags) | bw_flags;
 		chan->max_antenna_gain = chan->orig_mag =
 			(int) MBI_TO_DBI(power_rule->max_antenna_gain);
-		chan->max_bandwidth = KHZ_TO_MHZ(desired_bw_khz);
 		chan->max_power = chan->orig_mpwr =
 			(int) MBM_TO_DBM(power_rule->max_eirp);
 		return;
@@ -1027,7 +1026,6 @@ static void handle_channel(struct wiphy *wiphy, enum ieee80211_band band,
 	chan->flags = flags | bw_flags | map_regdom_flags(reg_rule->flags);
 	chan->max_antenna_gain = min(chan->orig_mag,
 		(int) MBI_TO_DBI(power_rule->max_antenna_gain));
-	chan->max_bandwidth = KHZ_TO_MHZ(desired_bw_khz);
 	if (chan->orig_mpwr)
 		chan->max_power = min(chan->orig_mpwr,
 			(int) MBM_TO_DBM(power_rule->max_eirp));
@@ -1329,7 +1327,6 @@ static void handle_channel_custom(struct wiphy *wiphy,
 
 	chan->flags |= map_regdom_flags(reg_rule->flags) | bw_flags;
 	chan->max_antenna_gain = (int) MBI_TO_DBI(power_rule->max_antenna_gain);
-	chan->max_bandwidth = KHZ_TO_MHZ(desired_bw_khz);
 	chan->max_power = (int) MBM_TO_DBM(power_rule->max_eirp);
 }