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Date: Wed, 4 May 2016 09:06:14 +0800 From: Yingjoe Chen <yingjoe.chen@...iatek.com> To: Andy Whitcroft <apw@...onical.com>, Joe Perches <joe@...ches.com> CC: <linux-kernel@...r.kernel.org>, Andi Kleen <ak@...ux.intel.com>, "Paul Bolle" <pebolle@...cali.nl>, <srv_heupstream@...iatek.com> Subject: Re: [PATCH v2 1/3] checkpatch: add Kconfig 'default n' test On Fri, 2016-04-22 at 22:32 +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. > > Signed-off-by: Yingjoe Chen <yingjoe.chen@...iatek.com> > --- > Change in v2: > - Change according to Joe Perches' suggestion > > scripts/checkpatch.pl | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl > index d574d13..3cb7c2d 100755 > --- a/scripts/checkpatch.pl > +++ b/scripts/checkpatch.pl > @@ -2600,6 +2600,13 @@ sub process { > "Use of boolean is deprecated, please use bool instead.\n" . $herecurr); > } > > +# discourage the use of default n > + if ($realfile =~ /Kconfig/ && > + $line =~ /^\+\s*default\s*n\s*(#.*|$)/i) { > + WARN("CONFIG_DEFAULT_N", > + "Use of default n is unnecessary, default is n when omitted.\n" . $herecurr); > + } > + > if (($realfile =~ /Makefile.*/ || $realfile =~ /Kbuild.*/) && > ($line =~ /\+(EXTRA_[A-Z]+FLAGS).*/)) { > my $flag = $1; Hi, Any suggestion for this new round? Joe.C
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