On Thu, Jan 21, 2016 at 07:26:19PM +0000, Srinivas Kandagatla wrote: > On 21/01/16 19:03, Mark Brown wrote: > >That doesn't help explain why it is a good idea to open code this in > >individual drivers. I was asking why it's a good idea to do this in a > >single driver rather than at a higher level. > Oops!!, I should have looked at spi.c which already does exactly same thing. > I think the logic did not get triggered because (int)-1 overflowed into s16 > busnum. Ah, that sounds like a bug... I'd actually forgotten that we did that, it should work though since the code is there and it (hopefully) worked at some point.
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