Messages in this thread | | | Subject | Re: [PATCH v3 1/2] checkpatch: add Kconfig 'default n' test | From | Yingjoe Chen <> | Date | Tue, 7 Jun 2016 21:16:42 +0800 |
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Hi,
Thanks for the review.
On Mon, 2016-06-06 at 20:10 +0100, Andy Whitcroft wrote: > On Mon, Jun 06, 2016 at 09:43:15AM -0700, Joe Perches wrote: > > On Sat, 2016-06-04 at 13:10 +0800, Yingjoe Chen wrote: > > > If a Kconfig config option doesn't specify 'default', the default > > > will be n. Adding 'default n' is unnecessary. > > > Add a test to warn about this. > > > > Is it obvious that a Kconfig has "default n" ? > > This seems to work, but is this useful?
While sending patch for upstream, I saw maintainers request it to be removed. So I think it might worth adding check to it. Some examples from google:
http://lists.infradead.org/pipermail/linux-arm-kernel/2012-September/120733.html https://lkml.org/lkml/2013/3/16/153 https://lkml.org/lkml/2016/5/23/657
> > > > + if ($realfile =~ /Kconfig/ && > > > + $line =~ /^\+\s*default\s*n\s*(#.*|$)/i) { > > I wonder particually when the submitter has supplied a comment, presumably > to tell us why it defaults to 'n'. I feel more accepting of rejecting > uncommented ones than those with.
How about change this to /^\+\s*default\s*n$/i ?
Joe.C
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