linux-kernel - [PATCH] i2c: designware-pcidrv: Mark expected switch fall-through

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Date:   Tue, 3 Jul 2018 14:10:55 -0500
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     Jarkko Nikula <jarkko.nikula@...ux.intel.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>
Cc:     linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Subject: [PATCH] i2c: designware-pcidrv: Mark expected switch fall-through

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

Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>
---
 drivers/i2c/busses/i2c-designware-pcidrv.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c
index 86e1bd0..b4997be 100644
--- a/drivers/i2c/busses/i2c-designware-pcidrv.c
+++ b/drivers/i2c/busses/i2c-designware-pcidrv.c
@@ -105,6 +105,7 @@ static int mfld_setup(struct pci_dev *pdev, struct dw_pci_controller *c)
 	case 0x0817:
 		c->bus_cfg &= ~DW_IC_CON_SPEED_MASK;
 		c->bus_cfg |= DW_IC_CON_SPEED_STD;
+		/* fall through */
 	case 0x0818:
 	case 0x0819:
 		c->bus_num = pdev->device - 0x817 + 3;
-- 
2.7.4