summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/atheros/alx
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/atheros/alx')
-rw-r--r--drivers/net/ethernet/atheros/alx/main.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c
index 4ea157efca86..98a8698a3201 100644
--- a/drivers/net/ethernet/atheros/alx/main.c
+++ b/drivers/net/ethernet/atheros/alx/main.c
@@ -1181,8 +1181,11 @@ static int alx_change_mtu(struct net_device *netdev, int mtu)
alx->hw.mtu = mtu;
alx->rxbuf_size = max(max_frame, ALX_DEF_RXBUF_SIZE);
netdev_update_features(netdev);
- if (netif_running(netdev))
+ if (netif_running(netdev)) {
+ mutex_lock(&alx->mtx);
alx_reinit(alx);
+ mutex_unlock(&alx->mtx);
+ }
return 0;
}