net/mvpp2: fix frame size checking

[ upstream commit 1c9a958 ]

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

Fixes: 79ec620 ("net/mvpp2: update MTU and MRU related calculations")

Signed-off-by: Liron Himi <lironh@marvell.com>
Reviewed-by: Yuri Chipchev <yuric@marvell.com>

drivers/net/mvpp2/mrvl_ethdev.c

@@ -1696,7 +1696,8 @@ 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 "