iwlwifi: remove usage of orig_flags

This is a private flag, internal to cfg80211. cfg80211
will set orig_* stuff internally upon wiphy registration,
drivers do not need to muck with it.
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Acked-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlwifi/iwl-core.c

@@ -548,9 +548,6 @@ int iwlcore_init_geos(struct iwl_priv *priv)
 			geo_ch->flags |= IEEE80211_CHAN_DISABLED;
 		}
 
-		/* Save flags for reg domain usage */
-		geo_ch->orig_flags = geo_ch->flags;
-
 		IWL_DEBUG_INFO(priv, "Channel %d Freq=%d[%sGHz] %s flag=0x%X\n",
 				ch->channel, geo_ch->center_freq,
 				is_channel_a_band(ch) ?  "5.2" : "2.4",