rtl8187: Add termination packet to prevent stall

commit 2fcbab044a3faf4d4a6e269148dd1f188303b206 upstream.

The RTL8187 and RTL8187B devices can stall unless an explicit termination
packet is sent.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/net/wireless/rtl8187_dev.c b/drivers/net/wireless/rtl8187_dev.c
index 69eb0132593b72cc2a5d995788a28d2744fcecce..47c1c4874095e9b57627507650e01a0f91a534a9 100644 (file)
--- a/drivers/net/wireless/rtl8187_dev.c
+++ b/drivers/net/wireless/rtl8187_dev.c
@@ -263,6 +263,7 @@ static int rtl8187_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
 
        usb_fill_bulk_urb(urb, priv->udev, usb_sndbulkpipe(priv->udev, ep),
                          buf, skb->len, rtl8187_tx_cb, skb);
+       urb->transfer_flags |= URB_ZERO_PACKET;
        rc = usb_submit_urb(urb, GFP_ATOMIC);
        if (rc < 0) {
                usb_free_urb(urb);