qede: Do not drop rx-checksum invalidated packets.

[ Upstream commit 58f101bf ]

Today, driver drops received packets which are indicated as
invalid checksum by the device. Instead of dropping such packets,
pass them to the stack with CHECKSUM_NONE indication in skb.
Signed-off-by: Ariel Elior <ariel.elior@cavium.com>
Signed-off-by: Manish Chopra <manish.chopra@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/net/ethernet/qlogic/qede/qede_fp.c

@@ -1245,16 +1245,10 @@ static int qede_rx_process_cqe(struct qede_dev *edev,
 
 	csum_flag = qede_check_csum(parse_flag);
 	if (unlikely(csum_flag == QEDE_CSUM_ERROR)) {
-		if (qede_pkt_is_ip_fragmented(fp_cqe, parse_flag)) {
+		if (qede_pkt_is_ip_fragmented(fp_cqe, parse_flag))
 			rxq->rx_ip_frags++;
-		} else {
-			DP_NOTICE(edev,
-				  "CQE has error, flags = %x, dropping incoming packet\n",
-				  parse_flag);
+		else
 			rxq->rx_hw_errors++;
-			qede_recycle_rx_bd_ring(rxq, fp_cqe->bd_num);
-			return 0;
-		}
 	}
 
 	/* Basic validation passed; Need to prepare an SKB. This would also