On 15/04/2019 23:11, Gustavo A. R. Silva wrote:
> In preparation to enabling -Wimplicit-fallthrough, mark switch
> cases where we are expecting to fall through.
> 
> This patch fixes the following warning:
> 
> drivers/net/xen-netfront.c: In function ‘netback_changed’:
> drivers/net/xen-netfront.c:2038:6: warning: this statement may fall through 
> [-Wimplicit-fallthrough=]
>    if (dev->state == XenbusStateClosed)
>       ^
> drivers/net/xen-netfront.c:2041:2: note: here
>   case XenbusStateClosing:
>   ^~~~
> 
> Warning level 3 was used: -Wimplicit-fallthrough=3
> 
> Notice that, in this particular case, the code comment is modified
> in accordance with what GCC is expecting to find.
> 
> This patch is part of the ongoing efforts to enable
> -Wimplicit-fallthrough.
> 
> Signed-off-by: Gustavo A. R. Silva <gust...@embeddedor.com>

Reviewed-by: Juergen Gross <jgr...@suse.com>


Juergen

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