[PATCH][next] pinctrl: single: 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/latest/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Signed-off-by: Gustavo A. R. Silva <gustavoars at kernel.org>
---
 drivers/pinctrl/pinctrl-single.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index e6d1cf25782c..132b36ef5d83 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -560,7 +560,7 @@ static int pcs_pinconf_set(struct pinctrl_dev *pctldev,
 			case PIN_CONFIG_BIAS_PULL_UP:
 				if (arg)
 					pcs_pinconf_clear_bias(pctldev, pin);
-				/* fall through */
+				fallthrough;
 			case PIN_CONFIG_INPUT_SCHMITT_ENABLE:
 				data &= ~func->conf[i].mask;
 				if (arg)
-- 
2.27.0