From: Florian Fainelli Date: Fri, 18 Dec 2020 17:38:43 +0000 (-0800) Subject: net: systemport: set dev->max_mtu to UMAC_MAX_MTU_SIZE X-Git-Tag: v5.4.89~79 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=af99cae96fdc550404cb428d2d8e6f2082e1670a;p=thirdparty%2Fkernel%2Fstable.git net: systemport: set dev->max_mtu to UMAC_MAX_MTU_SIZE [ Upstream commit 54ddbdb024882e226055cc4c3c246592ddde2ee5 ] The driver is already allocating receive buffers of 2KiB and the Ethernet MAC is configured to accept frames up to UMAC_MAX_MTU_SIZE. Fixes: bfcb813203e6 ("net: dsa: configure the MTU for switch ports") Signed-off-by: Florian Fainelli Reviewed-by: Vladimir Oltean Link: https://lore.kernel.org/r/20201218173843.141046-1-f.fainelli@gmail.com Signed-off-by: Jakub Kicinski Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 71eb8914e620b..470d12e308814 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -2520,6 +2520,7 @@ static int bcm_sysport_probe(struct platform_device *pdev) NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; dev->hw_features |= dev->features; dev->vlan_features |= dev->features; + dev->max_mtu = UMAC_MAX_MTU_SIZE; /* Request the WOL interrupt and advertise suspend if available */ priv->wol_irq_disabled = 1;