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rt2x00: Cleanup struct skb_frame_desc.

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The data and data_len fields aren't really necessary in struct
skb_frame_desc, as they can be deduced from the skb itself.

Signed-off-by: Gertjan van Wingerde <gwingerde@kpnplanet.nl>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Gertjan van Wingerde
2008-06-06 22:54:08 +02:00
committed by John W. Linville
parent b869767b6f
commit d56d453a1d
9 changed files with 13 additions and 35 deletions
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7
drivers/net/wireless/rt2x00/rt2500usb.c
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@@ -1088,7 +1088,8 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&word, TXD_W0_NEW_SEQ,
test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags));
rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs);
rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skbdesc->data_len);
rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT,
skb->len - skbdesc->desc_len);
rt2x00_set_field32(&word, TXD_W0_CIPHER, CIPHER_NONE);
rt2x00_desc_write(txd, 0, word);
}
@@ -1196,8 +1197,6 @@ static void rt2500usb_fill_rxdone(struct queue_entry *entry,
* Adjust the skb memory window to the frame boundaries.
*/
skb_trim(entry->skb, rxdesc->size);
skbdesc->data = entry->skb->data;
skbdesc->data_len = rxdesc->size;
}
/*
@@ -1711,8 +1710,6 @@ static int rt2500usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb)
*/
skbdesc = get_skb_frame_desc(skb);
memset(skbdesc, 0, sizeof(*skbdesc));
skbdesc->data = skb->data + intf->beacon->queue->desc_size;
skbdesc->data_len = skb->len - intf->beacon->queue->desc_size;
skbdesc->desc = skb->data;
skbdesc->desc_len = intf->beacon->queue->desc_size;
skbdesc->entry = intf->beacon;