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

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>
This commit is contained in:
Stefan Wahren 2018-07-28 09:52:10 +02:00 committed by David S. Miller
parent ee614c8710
commit 136f55f660
1 changed files with 2 additions and 0 deletions
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2
drivers/net/usb/lan78xx.c
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@ -1242,6 +1242,8 @@ static int lan78xx_link_reset(struct lan78xx_net *dev)
mod_timer(&dev->stat_monitor, mod_timer(&dev->stat_monitor,
jiffies + STAT_UPDATE_TIMER); jiffies + STAT_UPDATE_TIMER);
} }
tasklet_schedule(&dev->bh);
} }
return ret; return ret;