On Mon, Nov 09, 2015 at 07:21:48PM -0800, Frank Rowand wrote:
> In the current Linus tree, new build warning.

> When CONFIG_DEBUG_LOCK_ALLOC is not enabled,

>   drivers/regulator/core.c: In function 'regulator_lock_supply':
>   drivers/regulator/core.c:142:6: warning: unused variable 'i' [-Wunused-variable]

> Introduced by commit

>   9f01cd4a915e1 ("regulator: core: introduce function to lock regulators and its supplies")

There was dome discussion about fixing the lockdep code so this doesn't
happen (since it's perfectly natural code).  I didn't follow where that
went, there was a distraction about the user being buggy which was
addressed.