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net: lan78xx: fix rx handling before first packet is send

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[ Upstream commit 136f55f660 ]

As long the bh tasklet isn't scheduled once, no packet from the rx path
will be handled. Since the tx path also schedule the same tasklet
this situation only persits until the first packet transmission.
So fix this issue by scheduling the tasklet after link reset.

Link: https://github.com/raspberrypi/linux/issues/2617
Fixes: 55d7de9de6 ("Microchip's LAN7800 family USB 2/3 to 10/100/1000 Ethernet")
Suggested-by: Floris Bos <bos@je-eigen-domein.nl>
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Stefan Wahren
2018-07-28 09:52:10 +02:00
committed by Greg Kroah-Hartman
parent 3c3deb06eb
commit d1fc12d847
1 changed files with 2 additions and 0 deletions
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2
drivers/net/usb/lan78xx.c
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@@ -1361,6 +1361,8 @@ static void lan78xx_init_mac_address(struct lan78xx_net *dev)
netif_dbg(dev, ifup, dev->net,
"MAC address set to random addr");
}
tasklet_schedule(&dev->bh);
}
ret = lan78xx_write_reg(dev, MAF_LO(0), addr_lo);