[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 */

drivers/net/wireless/zd1211rw/zd_util.c

-/* zd_util.c
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Utility program
- */
-
-#include "zd_def.h"
-#include "zd_util.h"
-
-#ifdef DEBUG
-static char hex(u8 v)
-{
-	v &= 0xf;
-	return (v < 10 ? '0' : 'a' - 10) + v;
-}
-
-static char hex_print(u8 c)
-{
-	return (0x20 <= c && c < 0x7f) ? c : '.';
-}
-
-static void dump_line(const u8 *bytes, size_t size)
-{
-	char c;
-	size_t i;
-
-	size = size <= 8 ? size : 8;
-	printk(KERN_DEBUG "zd1211 %p ", bytes);
-	for (i = 0; i < 8; i++) {
-		switch (i) {
-		case 1:
-		case 5:
-			c = '.';
-			break;
-		case 3:
-			c = ':';
-			break;
-		default:
-			c = ' ';
-		}
-		if (i < size) {
-			printk("%c%c%c", hex(bytes[i] >> 4), hex(bytes[i]), c);
-		} else {
-			printk("  %c", c);
-		}
-	}
-
-	for (i = 0; i < size; i++)
-		printk("%c", hex_print(bytes[i]));
-	printk("\n");
-}
-
-void zd_hexdump(const void *bytes, size_t size)
-{
-	size_t i = 0;
-
-	do {
-		dump_line((u8 *)bytes + i, size-i);
-		i += 8;
-	} while (i < size);
-}
-#endif /* DEBUG */
-
-void *zd_tail(const void *buffer, size_t buffer_size, size_t tail_size)
-{
-	if (buffer_size < tail_size)
-		return NULL;
-	return (u8 *)buffer + (buffer_size - tail_size);
-}

drivers/net/wireless/zd1211rw/zd_util.h

-/* zd_util.h
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#ifndef _ZD_UTIL_H
-#define _ZD_UTIL_H
-
-void *zd_tail(const void *buffer, size_t buffer_size, size_t tail_size);
-
-#ifdef DEBUG
-void zd_hexdump(const void *bytes, size_t size);
-#else
-#define zd_hexdump(bytes, size)
-#endif /* DEBUG */
-
-#endif /* _ZD_UTIL_H */