Messages in this thread | | | Date | Tue, 18 Oct 2022 23:40:54 +0300 | From | Andy Shevchenko <> | Subject | Re: [PATCH] wifi: rt2x00: use explicitly signed type for clamping |
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On Tue, Oct 18, 2022 at 02:27:34PM -0600, Jason A. Donenfeld wrote: > On some platforms, `char` is unsigned, which makes casting -7 to char > overflow, which in turn makes the clamping operation bogus. Instead, > deal with an explicit `s8` type, so that the comparison is always > signed, and return an s8 result from the function as well. Note that > this function's result is assigned to a `short`, which is always signed.
Why not to use short? See my patch I just sent.
-- With Best Regards, Andy Shevchenko
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