diff --git a/net/wireless/core.h b/net/wireless/core.h
index 3ac2dd0..8523f38 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -445,8 +445,6 @@
 		      struct wireless_dev *wdev, int freq,
 		      enum nl80211_channel_type channel_type);
 
-u16 cfg80211_calculate_bitrate(struct rate_info *rate);
-
 int ieee80211_get_ratemask(struct ieee80211_supported_band *sband,
 			   const u8 *rates, unsigned int n_rates,
 			   u32 *mask);