wireless: use get/put_unaligned_* helpers

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/wireless/radiotap.c b/net/wireless/radiotap.c
index 28fbd0b..f591871 100644
--- a/net/wireless/radiotap.c
+++ b/net/wireless/radiotap.c
@@ -59,23 +59,21 @@
 		return -EINVAL;
 
 	/* sanity check for allowed length and radiotap length field */
-	if (max_length < le16_to_cpu(get_unaligned(&radiotap_header->it_len)))
+	if (max_length < get_unaligned_le16(&radiotap_header->it_len))
 		return -EINVAL;
 
 	iterator->rtheader = radiotap_header;
-	iterator->max_length = le16_to_cpu(get_unaligned(
-						&radiotap_header->it_len));
+	iterator->max_length = get_unaligned_le16(&radiotap_header->it_len);
 	iterator->arg_index = 0;
-	iterator->bitmap_shifter = le32_to_cpu(get_unaligned(
-						&radiotap_header->it_present));
+	iterator->bitmap_shifter = get_unaligned_le32(&radiotap_header->it_present);
 	iterator->arg = (u8 *)radiotap_header + sizeof(*radiotap_header);
 	iterator->this_arg = NULL;
 
 	/* find payload start allowing for extended bitmap(s) */
 
 	if (unlikely(iterator->bitmap_shifter & (1<<IEEE80211_RADIOTAP_EXT))) {
-		while (le32_to_cpu(get_unaligned((__le32 *)iterator->arg)) &
-				   (1<<IEEE80211_RADIOTAP_EXT)) {
+		while (get_unaligned_le32(iterator->arg) &
+		       (1 << IEEE80211_RADIOTAP_EXT)) {
 			iterator->arg += sizeof(u32);
 
 			/*
@@ -241,8 +239,8 @@
 			if (iterator->bitmap_shifter & 1) {
 				/* b31 was set, there is more */
 				/* move to next u32 bitmap */
-				iterator->bitmap_shifter = le32_to_cpu(
-					get_unaligned(iterator->next_bitmap));
+				iterator->bitmap_shifter =
+				    get_unaligned_le32(iterator->next_bitmap);
 				iterator->next_bitmap++;
 			} else
 				/* no more bitmaps: end */