On Wed, Jan 15, 2020 at 05:43:24PM +0000, Dan Robertson wrote: > Thanks for taking a look at the code and your feedback on the driver! > > On Wed, Jan 15, 2020 at 08:45:31PM +0300, Dan Carpenter wrote: > > We put an upper bound on "val2" but we also need to prevent negative > > values. > > "val" is not used past the invalid value check. We only use "val" to make sure > that it is in fact 0. AFAIK there is no "upper bound" on "val", it should be > zero or we return -EINVAL. Am I missing something? This patch affects "val2" not "val". ;) regards, dan carpenter