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authorStefan Wahren <stefan.wahren@i2se.com>2018-07-28 09:52:10 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-08-03 07:50:44 +0200
commitccdbe7e2374a0be4ab81d70b53d23dd12b043648 (patch)
tree6085ff86e52de7050f9ffdc0d1abfa509eb4a125
parent112e80ac82851912fd8dae1e4c0bf1a0fb3bffeb (diff)
net: lan78xx: fix rx handling before first packet is send
[ Upstream commit 136f55f660192ce04af091642efc75d85e017364 ] 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: 55d7de9de6c3 ("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>
-rw-r--r--drivers/net/usb/lan78xx.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 0aa91ab9a0fb..9e3f632e22f1 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -1216,6 +1216,8 @@ static int lan78xx_link_reset(struct lan78xx_net *dev)
mod_timer(&dev->stat_monitor,
jiffies + STAT_UPDATE_TIMER);
}
+
+ tasklet_schedule(&dev->bh);
}
return ret;