From f46c7e629d30fb92d276c32cec37293bd866d931 Mon Sep 17 00:00:00 2001 From: Benjamin Poirier Date: Tue, 16 Jul 2019 17:16:55 +0900 Subject: be2net: Signal that the device cannot transmit during reconfiguration [ Upstream commit 7429c6c0d9cb086d8e79f0d2a48ae14851d2115e ] While changing the number of interrupt channels, be2net stops adapter operation (including netif_tx_disable()) but it doesn't signal that it cannot transmit. This may lead dev_watchdog() to falsely trigger during that time. Add the missing call to netif_carrier_off(), following the pattern used in many other drivers. netif_carrier_on() is already taken care of in be_open(). Signed-off-by: Benjamin Poirier Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/net/ethernet/emulex/benet/be_main.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers/net/ethernet/emulex/benet/be_main.c') diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 39f399741647..cabeb1790db7 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -4600,8 +4600,12 @@ int be_update_queues(struct be_adapter *adapter) struct net_device *netdev = adapter->netdev; int status; - if (netif_running(netdev)) + if (netif_running(netdev)) { + /* device cannot transmit now, avoid dev_watchdog timeouts */ + netif_carrier_off(netdev); + be_close(netdev); + } be_cancel_worker(adapter); -- cgit v1.2.3