[PATCH net-next 07/13] s390/qeth: disregard IPv4 header for RX csum offload

Julian Wiedmann
2018-04-26T07:42:18Z

From: Julian Wiedmann <jwi@linux.vnet.ibm.com>

The kernel does its own validation of the IPv4 header checksum,
drivers/HW are not required to handle this.

Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
---
drivers/s390/net/qeth_core.h | 1 -
1 file changed, 1 deletion(-)

diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index a8114758075f..2cfeae485a08 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -868,7 +868,6 @@ static inline void qeth_rx_csum(struct qeth_card *card, struct sk_buff *skb,
u8 flags)
{
if ((card->dev->features & NETIF_F_RXCSUM) &&
- (flags & QETH_HDR_EXT_CSUM_HDR_REQ) &&
(flags & QETH_HDR_EXT_CSUM_TRANSP_REQ))
skb->ip_summed = CHECKSUM_UNNECESSARY;
else
--
2.13.5