net: tulip_core: mark expected switch fall-through

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

Addresses-Coverity-ID: 114782 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/net/ethernet/dec/tulip/tulip_core.c b/drivers/net/ethernet/dec/tulip/tulip_core.c
index 00d02a0967d0..3e3e08698876 100644
--- a/drivers/net/ethernet/dec/tulip/tulip_core.c
+++ b/drivers/net/ethernet/dec/tulip/tulip_core.c
@@ -923,6 +923,7 @@ static int private_ioctl (struct net_device *dev, struct ifreq *rq, int cmd)
                         data->phy_id = 1;
                 else
                         return -ENODEV;
+                /* Fall through */
 
         case SIOCGMIIREG:               /* Read MII PHY register. */
                 if (data->phy_id == 32 && (tp->flags & HAS_NWAY)) {