[ZD1211RW]: Removed zd_util.c and zd_util.h

The kernel now provides a generic hexdump implementation should we need
it again, so we can remove it from zd1211rw. After removing that, only
one single-user function is left in zd_util. Move that to zd_mac and
remove zd_util.

Signed-off-by: Ulrich Kunitz <kune@deine-taler.de>
Signed-off-by: Daniel Drake <dsd@gentoo.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/wireless/zd1211rw/Makefile

@@ -4,7 +4,7 @@ zd1211rw-objs := zd_chip.o zd_ieee80211.o \
 		zd_mac.o zd_netdev.o \
 		zd_rf_al2230.o zd_rf_rf2959.o \
 		zd_rf_al7230b.o zd_rf_uw2453.o \
-		zd_rf.o zd_usb.o zd_util.o
+		zd_rf.o zd_usb.o
 
 ifeq ($(CONFIG_ZD1211RW_DEBUG),y)
 EXTRA_CFLAGS += -DDEBUG

drivers/net/wireless/zd1211rw/zd_chip.c

@@ -28,7 +28,6 @@
 #include "zd_ieee80211.h"
 #include "zd_mac.h"
 #include "zd_rf.h"
-#include "zd_util.h"
 
 void zd_chip_init(struct zd_chip *chip,
 	         struct net_device *netdev,

drivers/net/wireless/zd1211rw/zd_mac.c

@@ -28,7 +28,6 @@
 #include "zd_ieee80211.h"
 #include "zd_netdev.h"
 #include "zd_rf.h"
-#include "zd_util.h"
 
 static void ieee_init(struct ieee80211_device *ieee);
 static void softmac_init(struct ieee80211softmac_device *sm);
@@ -1066,7 +1065,8 @@ static int fill_rx_stats(struct ieee80211_rx_stats *stats,
 {
 	const struct rx_status *status;
 
-	*pstatus = status = zd_tail(buffer, length, sizeof(struct rx_status));
+	*pstatus = status = (struct rx_status *)
+		(buffer + (length - sizeof(struct rx_status)));
 	if (status->frame_status & ZD_RX_ERROR) {
 		struct ieee80211_device *ieee = zd_mac_to_ieee80211(mac);
 		ieee->stats.rx_errors++;

drivers/net/wireless/zd1211rw/zd_usb.c

@@ -31,7 +31,6 @@
 #include "zd_netdev.h"
 #include "zd_mac.h"
 #include "zd_usb.h"
-#include "zd_util.h"
 
 static struct usb_device_id usb_ids[] = {
 	/* ZD1211 */