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

Cc: Sunil Goutham <sgout...@cavium.com>
Cc: Robert Richter <r...@kernel.org>
Cc: linux-arm-ker...@lists.infradead.org
Cc: netdev@vger.kernel.org
Signed-off-by: Gustavo A. R. Silva <gust...@embeddedor.com>
---
 drivers/net/ethernet/cavium/thunder/nicvf_main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c 
b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
index d68478a..71989e1 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
@@ -566,8 +566,10 @@ static inline bool nicvf_xdp_rx(struct nicvf *nic, struct 
bpf_prog *prog,
                return true;
        default:
                bpf_warn_invalid_xdp_action(action);
+               /* fall through */
        case XDP_ABORTED:
                trace_xdp_exception(nic->netdev, prog, action);
+               /* fall through */
        case XDP_DROP:
                /* Check if it's a recycled page, if not
                 * unmap the DMA mapping.
-- 
2.7.4

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