Messages in this thread Patch in this message | | | From | Gregory CLEMENT <> | Subject | [PATCH net-next 5/6] net: mvneta: Verify hardware checksum only when offload checksum feature is set | Date | Fri, 6 Jul 2018 15:19:48 +0200 |
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From: Yelena Krivosheev <yelena@marvell.com>
If the checksum offload feature is not set, then there is no point to check the status of the hardware.
[gregory: extract from a larger patch] Signed-off-by: Yelena Krivosheev <yelena@marvell.com> Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com> --- drivers/net/ethernet/marvell/mvneta.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 12739fb60732..8fc4be238083 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -1716,11 +1716,13 @@ static void mvneta_rx_error(struct mvneta_port *pp, static void mvneta_rx_csum(struct mvneta_port *pp, u32 status, struct sk_buff *skb) { - if ((status & MVNETA_RXD_L3_IP4) && - (status & MVNETA_RXD_L4_CSUM_OK)) { - skb->csum = 0; - skb->ip_summed = CHECKSUM_UNNECESSARY; - return; + if (pp->dev->features & NETIF_F_RXCSUM) { + if ((status & MVNETA_RXD_L3_IP4) && + (status & MVNETA_RXD_L4_CSUM_OK)) { + skb->csum = 0; + skb->ip_summed = CHECKSUM_UNNECESSARY; + return; + } } skb->ip_summed = CHECKSUM_NONE; -- 2.17.1
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