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SubjectRe: [PATCH] NFC: pn533: mark expected switch fall-throughs
On Wed, Feb 13, 2019 at 10:57 AM Gustavo A. R. Silva
<gustavo@embeddedor.com> wrote:
>
> In preparation to enabling -Wimplicit-fallthrough, mark switch
> cases where we are expecting to fall through.
>
> This patch fixes the following warnings:
>
> drivers/nfc/pn533/pn533.c: In function ‘pn533_transceive’:
> drivers/nfc/pn533/pn533.c:2142:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
> if (dev->tgt_active_prot == NFC_PROTO_FELICA) {
> ^
> drivers/nfc/pn533/pn533.c:2150:2: note: here
> default:
> ^~~~~~~
> drivers/nfc/pn533/pn533.c: In function ‘pn533_wq_mi_recv’:
> drivers/nfc/pn533/pn533.c:2267:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
> if (dev->tgt_active_prot == NFC_PROTO_FELICA) {
> ^
> drivers/nfc/pn533/pn533.c:2276:2: note: here
> default:
> ^~~~~~~
>
> Warning level 3 was used: -Wimplicit-fallthrough=3
>
> This patch is part of the ongoing efforts to enable
> -Wimplicit-fallthrough.
>
> Addresses-Coverity-ID: 1230487 ("Missing break in switch")
> Addresses-Coverity-ID: 1230488 ("Missing break in switch")
> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>

Reviewed-by: Kees Cook <keescook@chromium.org>

--
Kees Cook

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