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| author | Joe Perches <joe@perches.com> | 2022-03-23 16:05:59 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-03-23 19:00:34 -0700 |
| commit | 481efd7bd6f28febddf189e7a970bb0bc5a53de8 (patch) | |
| tree | f4e9a42e1c52e81b596cd14822f03b956aa0e588 /scripts | |
| parent | 6e8f42dc9c8548c6b37566f3b8bda1873700c4a6 (diff) | |
| download | linux-481efd7bd6f28febddf189e7a970bb0bc5a53de8.tar.gz | |
checkpatch: add --fix option for some TRAILING_STATEMENTS
Single line code like: if (foo) bar; should generally be written: if (foo) bar; Add a --fix test to do so. This fix is not done when an ASSIGN_IN_IF in the same line exists. Link: https://lkml.kernel.org/r/20220128185924.80137-2-joe@perches.com Signed-off-by: Joe Perches <joe@perches.com> Cc: Dwaipayan Ray <dwaipayanray1@gmail.com> Cc: Lukas Bulwahn <lukas.bulwahn@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/checkpatch.pl | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index b7c181ea0ac5..046a018093a7 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -5551,6 +5551,7 @@ sub process { defined($stat) && defined($cond) && $line =~ /\b(?:if|while|for)\s*\(/ && $line !~ /^.\s*#/) { my ($s, $c) = ($stat, $cond); + my $fixed_assign_in_if = 0; if ($c =~ /\bif\s*\(.*[^<>!=]=[^=].*/s) { if (ERROR("ASSIGN_IN_IF", @@ -5575,6 +5576,7 @@ sub process { $newline .= ')'; $newline .= " {" if (defined($brace)); fix_insert_line($fixlinenr + 1, $newline); + $fixed_assign_in_if = 1; } } } @@ -5598,8 +5600,20 @@ sub process { $stat_real = "[...]\n$stat_real"; } - ERROR("TRAILING_STATEMENTS", - "trailing statements should be on next line\n" . $herecurr . $stat_real); + if (ERROR("TRAILING_STATEMENTS", + "trailing statements should be on next line\n" . $herecurr . $stat_real) && + !$fixed_assign_in_if && + $cond_lines == 0 && + $fix && $perl_version_ok && + $fixed[$fixlinenr] =~ /^\+(\s*)((?:if|while|for)\s*$balanced_parens)\s*(.*)$/) { + my $indent = $1; + my $test = $2; + my $rest = rtrim($4); + if ($rest =~ /;$/) { + $fixed[$fixlinenr] = "\+$indent$test"; + fix_insert_line($fixlinenr + 1, "$indent\t$rest"); + } + } } } |