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[next] usb: musb: gadget: Use fallthrough pseudo-keyword

Message ID 20201008222849.GA18634@embeddedor (mailing list archive)
State Accepted
Commit 93578a25d4e21603518daf27a5f9caa4bf79de68
Headers show
Series [next] usb: musb: gadget: Use fallthrough pseudo-keyword | expand

Commit Message

Gustavo A. R. Silva Oct. 8, 2020, 10:28 p.m. UTC
In order to enable -Wimplicit-fallthrough for Clang[1], replace the
existing /* FALLTHROUGH */ comment with the new pseudo-keyword
macro fallthrough[2].

[1] https://git.kernel.org/linus/e2079e93f562c7f7a030eb7642017ee5eabaaa10
[2] 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@kernel.org>
---
 drivers/usb/musb/musb_gadget_ep0.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c
index 44d3cb02fa76..6d7336727388 100644
--- a/drivers/usb/musb/musb_gadget_ep0.c
+++ b/drivers/usb/musb/musb_gadget_ep0.c
@@ -1024,7 +1024,7 @@  static int musb_g_ep0_halt(struct usb_ep *e, int value)
 	case MUSB_EP0_STAGE_ACKWAIT:	/* STALL for zero-length data */
 	case MUSB_EP0_STAGE_RX:		/* control-OUT data */
 		csr = musb_readw(regs, MUSB_CSR0);
-		/* FALLTHROUGH */
+		fallthrough;
 
 	/* It's also OK to issue stalls during callbacks when a non-empty
 	 * DATA stage buffer has been read (or even written).