The patch titled Subject: checkpatch: kconfig: enforce block indentation has been added to the -mm tree. Its filename is checkpatch-kconfig-enforce-block-indentation.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/checkpatch-kconfig-enforce-block-indentation.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/checkpatch-kconfig-enforce-block-indentation.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Nicolai Fischer <nicolai.fischer@xxxxxx> Subject: checkpatch: kconfig: enforce block indentation Adds a new warning to checkpatch in case a new Kconfig block is not indented one sigle tab more than the keyword which starts it. Link: https://lkml.kernel.org/r/20210103075015.23946-6-nicolai.fischer@xxxxxx Co-developed-by: Johannes Czekay <johannes.czekay@xxxxxx> Signed-off-by: Johannes Czekay <johannes.czekay@xxxxxx> Signed-off-by: Nicolai Fischer <nicolai.fischer@xxxxxx> Cc: Joe Perches <joe@xxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- scripts/checkpatch.pl | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) --- a/scripts/checkpatch.pl~checkpatch-kconfig-enforce-block-indentation +++ a/scripts/checkpatch.pl @@ -3306,7 +3306,8 @@ sub process { # 'choice' is usually the last thing on the line (though # Kconfig supports named choices), so use a word boundary # (\b) rather than a whitespace character (\s) - $line =~ /^\+\s*(?:config|menuconfig|choice)\b/) { + $line =~ /^\+(\s*)(?:config|menuconfig|choice)\b/) { + my $base_indent = $1; my $length = 0; my $cnt = $realcnt; my $ln = $linenr + 1; @@ -3315,6 +3316,7 @@ sub process { my $is_end = 0; my $help_indent; my $help_stat_real; + my $block_stat_real; for (; $cnt > 0 && defined $lines[$ln - 1]; $ln++) { $f = $lines[$ln - 1]; $cnt-- if ($lines[$ln - 1] !~ /^-/); @@ -3323,7 +3325,10 @@ sub process { next if ($f =~ /^-/); last if (!$file && $f =~ /^\@\@/); - if ($lines[$ln - 1] =~ /^\+\s*(?:bool|tristate|int|hex|string|prompt)\s*(?:["'].*)?$/) { + if ($lines[$ln - 1] =~ /^\+(\s*)(?:bool|tristate|int|hex|string|prompt)\s*(?:["'].*)?$/) { + if ($1 !~ /^$base_indent\t$/) { + $block_stat_real = get_stat_real($linenr, $ln); + } $is_start = 1; } elsif ($lines[$ln - 1] =~ /^\+(\s*)help$/) { $help_indent = $1; @@ -3358,6 +3363,10 @@ sub process { WARN("CONFIG_DESCRIPTION", "please write a paragraph ($length/$min_conf_desc_length lines) that describes the config symbol fully\n" . $herecurr); } + if ($is_start && $is_end && defined $block_stat_real) { + WARN("CONFIG_DESCRIPTION", + "please indent the block a single tab more than the start\n" . "$here\n$block_stat_real\n"); + } if ($is_start && $is_end && defined $help_stat_real) { WARN("CONFIG_DESCRIPTION", "please indent the help text two spaces more than the keyword\n" . "$here\n$help_stat_real\n"); _ Patches currently in -mm which might be from nicolai.fischer@xxxxxx are checkpatch-kconfig-replace-help-with-help.patch checkpatch-kconfig-add-missing-types-to-regex.patch checkpatch-kconfig-enforce-help-text-indentation.patch checkpatch-kconfig-clarify-warning-for-paragraph-length.patch checkpatch-kconfig-enforce-block-indentation.patch