From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Wahren Subject: [PATCH] net: lan78xx: fix rx handling before first packet is send Date: Sat, 28 Jul 2018 09:52:10 +0200 Message-ID: <1532764330-14522-1-git-send-email-stefan.wahren@i2se.com> Cc: Greg Kroah-Hartman , Dave Stevenson , netdev@vger.kernel.org, linux-usb@vger.kernel.org, Stefan Wahren To: Woojung Huh , UNGLinuxDriver@microchip.com, "David S. Miller" Return-path: Received: from mout.kundenserver.de ([212.227.17.10]:52173 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726061AbeG1JSf (ORCPT ); Sat, 28 Jul 2018 05:18:35 -0400 Sender: netdev-owner@vger.kernel.org List-ID: 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 Signed-off-by: Stefan Wahren --- drivers/net/usb/lan78xx.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index ed10d49..aeca484 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -1242,6 +1242,8 @@ static int lan78xx_link_reset(struct lan78xx_net *dev) mod_timer(&dev->stat_monitor, jiffies + STAT_UPDATE_TIMER); } + + tasklet_schedule(&dev->bh); } return ret; -- 2.7.4