net: hns3: Mark expected switch fall-through

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Addresses-Coverity-ID: 114789 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index bd031af38a96a59b7cbe6d618af0819f009b51c0..a64d69c87f13163a2313342d1daead3b57bbcebe 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -2104,6 +2104,7 @@ static void hns3_rx_checksum(struct hns3_enet_ring *ring, struct sk_buff *skb,
        case HNS3_OL4_TYPE_MAC_IN_UDP:
        case HNS3_OL4_TYPE_NVGRE:
                skb->csum_level = 1;
+               /* fall through */
        case HNS3_OL4_TYPE_NO_TUN:
                /* Can checksum ipv4 or ipv6 + UDP/TCP/SCTP packets */
                if ((l3_type == HNS3_L3_TYPE_IPV4 ||