net/mvpp2: fix frame size checking

Need to add CRC len to the frame-size to compare against
max_rx_pkt_len which includes it.

Fixes: 79ec62028b9a ("net/mvpp2: update MTU and MRU related calculations")
Cc: stable@dpdk.org
Signed-off-by: Liron Himi <lironh@marvell.com>
Reviewed-by: Yuri Chipchev <yuric@marvell.com>

diff --git a/drivers/net/mvpp2/mrvl_ethdev.c b/drivers/net/mvpp2/mrvl_ethdev.c
index 476227b..db81135 100644 (file)
--- a/drivers/net/mvpp2/mrvl_ethdev.c
+++ b/drivers/net/mvpp2/mrvl_ethdev.c
@@ -1699,7 +1699,8 @@ mrvl_rx_queue_setup(struct rte_eth_dev *dev, uint16_t idx, uint16_t desc,
                return -EFAULT;
        }
 
-       frame_size = buf_size - RTE_PKTMBUF_HEADROOM - MRVL_PKT_EFFEC_OFFS;
+       frame_size = buf_size - RTE_PKTMBUF_HEADROOM -
+                    MRVL_PKT_EFFEC_OFFS + RTE_ETHER_CRC_LEN;
        if (frame_size < max_rx_pkt_len) {
                MRVL_LOG(WARNING,
                        "Mbuf size must be increased to %u bytes to hold up "