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net: bcmgenet: synchronize use of bcmgenet_set_rx_mode() 

commit 2dbe5f1936 upstream.

The ndo_set_rx_mode function is synchronized with the
netif_addr_lock spinlock and BHs disabled. Since this
function is also invoked directly from the driver the
same synchronization should be applied.

Fixes: 72f9634762 ("net: bcmgenet: set Rx mode before starting netif")
Cc: stable@vger.kernel.org
Signed-off-by: Doug Berger <opendmb@gmail.com>
Acked-by: Florian Fainelli <florian.fainelli@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Doug Berger 2024-04-25 15:27:20 -07:00 committed by Greg Kroah-Hartman
parent 6611655607
commit 1cbe6d8999
1 changed files with 3 additions and 1 deletions
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4
drivers/net/ethernet/broadcom/genet/bcmgenet.c
View File

@ -2,7 +2,7 @@
/*
* Broadcom GENET (Gigabit Ethernet) controller driver
*
* Copyright (c) 2014-2020 Broadcom
* Copyright (c) 2014-2024 Broadcom
*/
#define pr_fmt(fmt) "bcmgenet: " fmt
@ -3310,7 +3310,9 @@ static void bcmgenet_netif_start(struct net_device *dev)
struct bcmgenet_priv *priv = netdev_priv(dev);
/* Start the network engine */
netif_addr_lock_bh(dev);
bcmgenet_set_rx_mode(dev);
netif_addr_unlock_bh(dev);
bcmgenet_enable_rx_napi(priv);
umac_enable_set(priv, CMD_TX_EN | CMD_RX_EN, true);