Fix alignment of USB WLAN radiotap headers. This makes USB WLAN adapters

work on ARM, MIPS and similar platforms, where alignment matters.

MFC after:	1 week
Reported by:	XiaoQI Ge <ghw@7axu.com>

sys/dev/usb/wlan/if_rumvar.h

@@ -29,7 +29,7 @@ struct rum_rx_radiotap_header {
 	int8_t		wr_antsignal;
 	int8_t		wr_antnoise;
 	uint8_t		wr_antenna;
-};
+} __packed __aligned(8);
 
 #define RT2573_RX_RADIOTAP_PRESENT					\
 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
@@ -47,7 +47,7 @@ struct rum_tx_radiotap_header {
 	uint16_t	wt_chan_freq;
 	uint16_t	wt_chan_flags;
 	uint8_t		wt_antenna;
-};
+} __packed __aligned(8);
 
 #define RT2573_TX_RADIOTAP_PRESENT					\
 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\

sys/dev/usb/wlan/if_runvar.h

@@ -58,7 +58,7 @@ struct run_rx_radiotap_header {
 	int8_t		wr_dbm_antsignal;
 	uint8_t		wr_antenna;
 	uint8_t		wr_antsignal;
-} __packed;
+} __packed __aligned(8);
 
 #define RUN_RX_RADIOTAP_PRESENT				\
 	(1 << IEEE80211_RADIOTAP_FLAGS |		\
@@ -75,7 +75,7 @@ struct run_tx_radiotap_header {
 	uint16_t	wt_chan_freq;
 	uint16_t	wt_chan_flags;
 	uint8_t		wt_hwqueue;
-} __packed;
+} __packed __aligned(8);
 
 #define IEEE80211_RADIOTAP_HWQUEUE 15
 

sys/dev/usb/wlan/if_uathvar.h

@@ -52,7 +52,7 @@ struct uath_rx_radiotap_header {
 	int8_t		wr_antsignal;
 	int8_t		wr_antnoise;
 	u_int8_t	wr_antenna;
-} __packed;
+} __packed __aligned(8);
 
 #define UATH_RX_RADIOTAP_PRESENT (		\
 	(1 << IEEE80211_RADIOTAP_TSFT)		| \
@@ -69,7 +69,7 @@ struct uath_tx_radiotap_header {
 	uint8_t		wt_flags;
 	uint16_t	wt_chan_freq;
 	uint16_t	wt_chan_flags;
-} __packed;
+} __packed __aligned(8);
 
 #define	UATH_TX_RADIOTAP_PRESENT					\
 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\

sys/dev/usb/wlan/if_upgtvar.h

@@ -380,7 +380,7 @@ struct upgt_rx_radiotap_header {
 	uint16_t	wr_chan_freq;
 	uint16_t	wr_chan_flags;
 	int8_t		wr_antsignal;
-} __packed;
+} __packed __aligned(8);
 
 #define UPGT_RX_RADIOTAP_PRESENT					\
 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
@@ -394,7 +394,7 @@ struct upgt_tx_radiotap_header {
 	uint8_t		wt_rate;
 	uint16_t	wt_chan_freq;
 	uint16_t	wt_chan_flags;
-} __packed;
+} __packed __aligned(8);
 
 #define UPGT_TX_RADIOTAP_PRESENT					\
 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\

sys/dev/usb/wlan/if_uralvar.h

@@ -34,7 +34,7 @@ struct ural_rx_radiotap_header {
 	int8_t		wr_antsignal;
 	int8_t		wr_antnoise;
 	uint8_t		wr_antenna;
-};
+} __packed __aligned(8);
 
 #define RAL_RX_RADIOTAP_PRESENT						\
 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
@@ -51,7 +51,7 @@ struct ural_tx_radiotap_header {
 	uint16_t	wt_chan_freq;
 	uint16_t	wt_chan_flags;
 	uint8_t		wt_antenna;
-};
+} __packed __aligned(8);
 
 #define RAL_TX_RADIOTAP_PRESENT						\
 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\

sys/dev/usb/wlan/if_urtwnreg.h

@@ -1030,7 +1030,7 @@ struct urtwn_rx_radiotap_header {
 	uint16_t	wr_chan_freq;
 	uint16_t	wr_chan_flags;
 	uint8_t		wr_dbm_antsignal;
-} __packed;
+} __packed __aligned(8);
 
 #define URTWN_RX_RADIOTAP_PRESENT			\
 	(1 << IEEE80211_RADIOTAP_FLAGS |		\
@@ -1043,7 +1043,7 @@ struct urtwn_tx_radiotap_header {
 	uint8_t		wt_flags;
 	uint16_t	wt_chan_freq;
 	uint16_t	wt_chan_flags;
-} __packed;
+} __packed __aligned(8);
 
 #define URTWN_TX_RADIOTAP_PRESENT			\
 	(1 << IEEE80211_RADIOTAP_FLAGS |		\

sys/dev/usb/wlan/if_urtwvar.h

@@ -63,7 +63,7 @@ struct urtw_rx_radiotap_header {
 	uint16_t	wr_chan_freq;
 	uint16_t	wr_chan_flags;
 	int8_t		wr_dbm_antsignal;
-} __packed;
+} __packed __aligned(8);
 
 #define URTW_RX_RADIOTAP_PRESENT					\
 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
@@ -75,7 +75,7 @@ struct urtw_tx_radiotap_header {
 	uint8_t		wt_flags;
 	uint16_t	wt_chan_freq;
 	uint16_t	wt_chan_flags;
-} __packed;
+} __packed __aligned(8);
 
 #define URTW_TX_RADIOTAP_PRESENT					\
 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\

sys/dev/usb/wlan/if_zydreg.h

@@ -1185,7 +1185,7 @@ struct zyd_rx_radiotap_header {
 	uint16_t		wr_chan_flags;
 	int8_t			wr_antsignal;
 	int8_t			wr_antnoise;
-} __packed;
+} __packed __aligned(8);
 
 #define ZYD_RX_RADIOTAP_PRESENT						\
 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
@@ -1200,7 +1200,7 @@ struct zyd_tx_radiotap_header {
 	uint8_t			wt_rate;
 	uint16_t		wt_chan_freq;
 	uint16_t		wt_chan_flags;
-} __packed;
+} __packed __aligned(8);
 
 #define ZYD_TX_RADIOTAP_PRESENT						\
 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\