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lan78xx: Fix failure in USB Full Speed

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[ Upstream commit a5b1379afb ]

Fix initialize the uninitialized tx_qlen to an appropriate value when USB
Full Speed is used.

Fixes: 55d7de9de6 ("Microchip's LAN7800 family USB 2/3 to 10/100/1000 Ethernet device driver")
Signed-off-by: Yuiko Oshino <yuiko.oshino@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Yuiko Oshino
2018-01-15 13:24:28 -05:00
committed by Greg Kroah-Hartman
parent c2ceff11b4
commit 283498b4ca
1 changed files with 1 additions and 0 deletions
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drivers/net/usb/lan78xx.c
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@@ -2197,6 +2197,7 @@ static int lan78xx_reset(struct lan78xx_net *dev)
buf = DEFAULT_BURST_CAP_SIZE / FS_USB_PKT_SIZE;
dev->rx_urb_size = DEFAULT_BURST_CAP_SIZE;
dev->rx_qlen = 4;
dev->tx_qlen = 4;
}
ret = lan78xx_write_reg(dev, BURST_CAP, buf);