Re: [patch] mfd: wm8400-core: signedness bug in wm8400_reg_read()

[Charles Keepax]

On Thu, Apr 14, 2016 at 12:40:55PM +0300, Dan Carpenter wrote:
> This is harmless because the function is not called, but we're trying to
> return negative error codes so the function needs to return an int
> instead of a u16.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

That patch looks fine, but the function appears to be completely
unused, perhaps just a patch to remove it would be better?

Thanks,
Charles