[PATCH][next] i2c: designware: Use fallthrough pseudo-keyword

[Gustavo A. R. Silva]

Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1].

[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx>
---
 drivers/i2c/busses/i2c-designware-pcidrv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c
index 8522134f9ea9..55c83a7a24f3 100644
--- a/drivers/i2c/busses/i2c-designware-pcidrv.c
+++ b/drivers/i2c/busses/i2c-designware-pcidrv.c
@@ -90,7 +90,7 @@ static int mfld_setup(struct pci_dev *pdev, struct dw_pci_controller *c)
 	switch (pdev->device) {
 	case 0x0817:
 		dev->timings.bus_freq_hz = I2C_MAX_STANDARD_MODE_FREQ;
-		/* fall through */
+		fallthrough;
 	case 0x0818:
 	case 0x0819:
 		c->bus_num = pdev->device - 0x817 + 3;
-- 
2.27.0