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authorJoe Perches <joe@perches.com>2018-02-07 00:39:09 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2018-02-07 03:32:45 +0100
commit2d453e3b41c80d1a2c02b02d672f5dcd73f95a12 (patch)
tree69455f2586f60bcf45e1788ba36bc958f44e213a /scripts/checkpatch.pl
parentcheckpatch: avoid some false positives for TABSTOP declaration test (diff)
downloadlinux-2d453e3b41c80d1a2c02b02d672f5dcd73f95a12.tar.xz
linux-2d453e3b41c80d1a2c02b02d672f5dcd73f95a12.zip
checkpatch: improve OPEN_BRACE test
Some structure definitions that use macros trip the OPEN_BRACE test. e.g. +struct bpf_map_def SEC("maps") control_map = { Improve the test by using $balanced_parens instead of a .* Miscellanea: o Use $sline so any comments are ignored o Correct the message output from declaration to definition o Remove unnecessary parentheses Link: http://lkml.kernel.org/r/db9b772999d1d2fbda3b9ee24bbca81a87837e13.1517543491.git.joe@perches.com Signed-off-by: Joe Perches <joe@perches.com> Reported-by: Song Liu <songliubraving@fb.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts/checkpatch.pl')
-rwxr-xr-xscripts/checkpatch.pl8
1 files changed, 5 insertions, 3 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 78e7a310af46..3d4040322ae1 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3919,10 +3919,12 @@ sub process {
# function brace can't be on same line, except for #defines of do while,
# or if closed on same line
- if (($line=~/$Type\s*$Ident\(.*\).*\s*{/) and
- !($line=~/\#\s*define.*do\s\{/) and !($line=~/}/)) {
+ if ($^V && $^V ge 5.10.0 &&
+ $sline =~ /$Type\s*$Ident\s*$balanced_parens\s*\{/ &&
+ $sline !~ /\#\s*define\b.*do\s*\{/ &&
+ $sline !~ /}/) {
if (ERROR("OPEN_BRACE",
- "open brace '{' following function declarations go on the next line\n" . $herecurr) &&
+ "open brace '{' following function definitions go on the next line\n" . $herecurr) &&
$fix) {
fix_delete_line($fixlinenr, $rawline);
my $fixed_line = $rawline;