From a032aa4c4a54c25f204358248db08a0966d3513c Mon Sep 17 00:00:00 2001
From: Joe Perches <joe@perches.com>
Date: Tue, 6 Feb 2018 15:39:03 -0800
Subject: [PATCH] checkpatch: exclude drivers/staging from if with unnecessary
parentheses test
Greg KH doesn't like this test so exclude the staging directory from the
implied --strict only test unless --strict is actually used on the
command-line.
Link: http://lkml.kernel.org/r/1515704034.9619.165.camel@perches.com
Signed-off-by: Joe Perches <joe@perches.com>
Cc: Greg KH <gregkh@linuxfoundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
scripts/checkpatch.pl | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index d2464058ab5d7..3a7499de2c2d8 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -4526,7 +4526,9 @@ sub process {
}
# check for unnecessary parentheses around comparisons in if uses
- if ($^V && $^V ge 5.10.0 && defined($stat) &&
+# when !drivers/staging or command-line uses --strict
+ if (($realfile !~ m@^(?:drivers/staging/)@ || $check_orig) &&
+ $^V && $^V ge 5.10.0 && defined($stat) &&
$stat =~ /(^.\s*if\s*($balanced_parens))/) {
my $if_stat = $1;
my $test = substr($2, 1, -1);
--
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