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p54usb: fix random traffic stalls (LM87)

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All LM87 firmwares need a explicit termination "packet",
in oder to finish the pending transfer properly.

Signed-off-by: Christian Lamparter <chunkeey@web.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Christian Lamparter 2008-12-20 02:21:56 +01:00 committed by John W. Linville
parent c1d34c1dad
commit 00627f229c
1 changed files with 1 additions and 0 deletions
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1
drivers/net/wireless/p54/p54usb.c
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@ -285,6 +285,7 @@ static void p54u_tx_lm87(struct ieee80211_hw *dev, struct sk_buff *skb)
usb_fill_bulk_urb(data_urb, priv->udev, usb_fill_bulk_urb(data_urb, priv->udev,
usb_sndbulkpipe(priv->udev, P54U_PIPE_DATA), usb_sndbulkpipe(priv->udev, P54U_PIPE_DATA),
skb->data, skb->len, p54u_tx_cb, skb); skb->data, skb->len, p54u_tx_cb, skb);
data_urb->transfer_flags |= URB_ZERO_PACKET;
usb_anchor_urb(data_urb, &priv->submitted); usb_anchor_urb(data_urb, &priv->submitted);
if (usb_submit_urb(data_urb, GFP_ATOMIC)) { if (usb_submit_urb(data_urb, GFP_ATOMIC)) {