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authorGertjan van Wingerde <gwingerde@gmail.com>2010-05-13 21:16:04 +0200
committerJohn W. Linville <linville@tuxdriver.com>2010-05-24 15:07:42 -0400
commit663cb47cc2c5acd32850f67d051e47d62ed199c9 (patch)
tree08165cac25b78182f085c20bac7902cd5c51f733
parent9655a6ec19ca656af246fb80817aa337892aefbf (diff)
downloadtalos-op-linux-663cb47cc2c5acd32850f67d051e47d62ed199c9.tar.gz
talos-op-linux-663cb47cc2c5acd32850f67d051e47d62ed199c9.zip
rt2x00: Fix rt2800usb TX descriptor writing.
The recent changes to skb handling introduced a bug in the rt2800usb TX descriptor writing whereby the length of the USB packet wasn't calculated correctly. Found via code inspection, as the devices themselves didn't seem to mind. Signed-off-by: Gertjan van Wingerde <gwingerde@gmail.com> Acked-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/rt2x00/rt2800usb.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index 0f8b84b7224c..699161327d65 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -413,7 +413,7 @@ static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
*/
rt2x00_desc_read(txi, 0, &word);
rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_PKT_LEN,
- skb->len + TXWI_DESC_SIZE);
+ skb->len - TXINFO_DESC_SIZE);
rt2x00_set_field32(&word, TXINFO_W0_WIV,
!test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags));
rt2x00_set_field32(&word, TXINFO_W0_QSEL, 2);
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