Messages in this thread | | | Subject | Re: [PATCH v2] bitfield: fix *_encode_bits() | From | Johannes Berg <> | Date | Fri, 15 Jun 2018 11:30:23 +0200 |
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On Fri, 2018-06-15 at 11:51 +0300, Andy Shevchenko wrote: > On Fri, Jun 15, 2018 at 12:26 AM, Johannes Berg > <johannes@sipsolutions.net> wrote: > > There's a bug in *_encode_bits() in using ~field_multiplier() for > > the check whether or not the constant value fits into the field, > > this is wrong and clearly ~field_mask() was intended. This was > > triggering for me for both constant and non-constant values. > > > > Additionally, make this case actually into an compile error. > > Declaring the extern function that will never exist with just a > > warning is pointless as then later we'll just get a link error. > > > > While at it, also fix the indentation in those lines I'm touching. > > I'm just wondering if we have test cases for that API. > If not, perhaps it's a good time to start (perhaps extend test_bitmap.c)?
I guess. Do we have infrastructure to provoke & check compile errors though?
johannes
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