net/igb: fix checksum valid flags

To enable L4 checksum offload for SCTP packets, E1000_RXCSUM_CRCOFL
should be set.

Otherwise, for SCTP packets even L4 checksum not calculated, it will
return PKT_RX_L4_CKSUM_GOOD.

Fixes: af75078fece3 ("first public release")

Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>

diff --git a/drivers/net/e1000/igb_rxtx.c b/drivers/net/e1000/igb_rxtx.c
index b3b601b..1c80a2a 100644 (file)
--- a/drivers/net/e1000/igb_rxtx.c
+++ b/drivers/net/e1000/igb_rxtx.c
@@ -2402,9 +2402,11 @@ eth_igb_rx_init(struct rte_eth_dev *dev)
 
        /* Enable both L3/L4 rx checksum offload */
        if (dev->data->dev_conf.rxmode.hw_ip_checksum)
-               rxcsum |= (E1000_RXCSUM_IPOFL  | E1000_RXCSUM_TUOFL);
+               rxcsum |= (E1000_RXCSUM_IPOFL | E1000_RXCSUM_TUOFL |
+                               E1000_RXCSUM_CRCOFL);
        else
-               rxcsum &= ~(E1000_RXCSUM_IPOFL | E1000_RXCSUM_TUOFL);
+               rxcsum &= ~(E1000_RXCSUM_IPOFL | E1000_RXCSUM_TUOFL |
+                               E1000_RXCSUM_CRCOFL);
        E1000_WRITE_REG(hw, E1000_RXCSUM, rxcsum);
 
        /* Setup the Receive Control Register. */