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path: root/drivers/net/ethernet/alteon/acenic.c
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Diffstat (limited to 'drivers/net/ethernet/alteon/acenic.c')
-rw-r--r--drivers/net/ethernet/alteon/acenic.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/alteon/acenic.c b/drivers/net/ethernet/alteon/acenic.c
index eafef84fe3..3d8ac63132 100644
--- a/drivers/net/ethernet/alteon/acenic.c
+++ b/drivers/net/ethernet/alteon/acenic.c
@@ -2539,7 +2539,7 @@ static int ace_change_mtu(struct net_device *dev, int new_mtu)
struct ace_regs __iomem *regs = ap->regs;
writel(new_mtu + ETH_HLEN + 4, &regs->IfMtu);
- dev->mtu = new_mtu;
+ WRITE_ONCE(dev->mtu, new_mtu);
if (new_mtu > ACE_STD_MTU) {
if (!(ap->jumbo)) {