2 files changed, 2 insertions, 10 deletions

diff --git a/sys/dev/bwn/if_bwn.c b/sys/dev/bwn/if_bwn.c
index d6a1926282ef..067484acbaf3 100644
--- a/sys/dev/bwn/if_bwn.c
+++ b/sys/dev/bwn/if_bwn.c
@@ -2001,14 +2001,6 @@ bwn_set_channel(struct ieee80211com *ic)
 	bwn_mac_enable(mac);
 
 fail:
-	/*
-	 * Setup radio tap channel freq and flags
-	 */
-	sc->sc_tx_th.wt_chan_freq = sc->sc_rx_th.wr_chan_freq =
-		htole16(ic->ic_curchan->ic_freq);
-	sc->sc_tx_th.wt_chan_flags = sc->sc_rx_th.wr_chan_flags =
-		htole16(ic->ic_curchan->ic_flags & 0xffff);
-
 	BWN_UNLOCK(sc);
 }
 
diff --git a/sys/dev/bwn/if_bwnvar.h b/sys/dev/bwn/if_bwnvar.h
index 2d77f8c4db46..22695b43e7b4 100644
--- a/sys/dev/bwn/if_bwnvar.h
+++ b/sys/dev/bwn/if_bwnvar.h
@@ -570,7 +570,7 @@ struct bwn_rx_radiotap_header {
 	int8_t				wr_antsignal;
 	int8_t				wr_antnoise;
 	u_int8_t			wr_antenna;
-};
+} __packed __aligned(8);
 
 #define	BWN_TX_RADIOTAP_PRESENT (		\
 	(1 << IEEE80211_RADIOTAP_FLAGS)		| \
@@ -588,7 +588,7 @@ struct bwn_tx_radiotap_header {
 	u_int16_t			wt_chan_flags;
 	u_int8_t			wt_txpower;
 	u_int8_t			wt_antenna;
-};
+} __packed;
 
 struct bwn_stats {
 	int32_t				rtsfail;