"Gustavo A. R. Silva" [off-list ref] wrote:

In preparation to enable -Wimplicit-fallthrough for Clang, fix multiple
warnings by explicitly adding multiple break statements instead of
letting the code fall through to the next case.

Link: https://github.com/KSPP/linux/issues/115
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>

Patch applied to wireless-drivers-next.git, thanks.

003317581372 mwifiex: Fix fall-through warnings for Clang

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20201117160958.GA18807@embeddedor/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches