linux-kernel - [PATCH] net: 8390: pcnet_cs: mark expected switch fall-through

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Message-ID: <20171109034438.GA19964@embeddedor.com>
Date:   Wed, 8 Nov 2017 21:44:38 -0600
From:   "Gustavo A. R. Silva" <garsilva@...eddedor.com>
To:     "David S. Miller" <davem@...emloft.net>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <garsilva@...eddedor.com>
Subject: [PATCH] net: 8390: pcnet_cs: mark expected switch fall-through

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

Addresses-Coverity-ID: 114891
Signed-off-by: Gustavo A. R. Silva <garsilva@...eddedor.com>
---
 drivers/net/ethernet/8390/pcnet_cs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/8390/pcnet_cs.c b/drivers/net/ethernet/8390/pcnet_cs.c
index eae9827..bcad4a7 100644
--- a/drivers/net/ethernet/8390/pcnet_cs.c
+++ b/drivers/net/ethernet/8390/pcnet_cs.c
@@ -1107,6 +1107,7 @@ static int ei_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
     switch (cmd) {
     case SIOCGMIIPHY:
 	data->phy_id = info->phy_id;
+	/* fall through */
     case SIOCGMIIREG:		/* Read MII PHY register. */
 	data->val_out = mdio_read(mii_addr, data->phy_id, data->reg_num & 0x1f);
 	return 0;
-- 
2.7.4