checkpatch: warn on bare SHA-1 commit IDs in commit logs
Commit IDs should have commit descriptions too. Warn when a 12 to 40 byte
SHA-1 is used in commit logs.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index a51ca0e..984a82e 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2317,9 +2317,11 @@
}
# Check for git id commit length and improperly formed commit descriptions
- if ($in_commit_log && $line =~ /\b(c)ommit\s+([0-9a-f]{5,})/i) {
- my $init_char = $1;
- my $orig_commit = lc($2);
+ if ($in_commit_log &&
+ ($line =~ /\bcommit\s+[0-9a-f]{5,}\b/i ||
+ $line =~ /\b[0-9a-f]{12,40}\b/i)) {
+ my $init_char = "c";
+ my $orig_commit = "";
my $short = 1;
my $long = 0;
my $case = 1;
@@ -2330,6 +2332,13 @@
my $orig_desc = "commit description";
my $description = "";
+ if ($line =~ /\b(c)ommit\s+([0-9a-f]{5,})\b/i) {
+ $init_char = $1;
+ $orig_commit = lc($2);
+ } elsif ($line =~ /\b([0-9a-f]{12,40})\b/i) {
+ $orig_commit = lc($1);
+ }
+
$short = 0 if ($line =~ /\bcommit\s+[0-9a-f]{12,40}/i);
$long = 1 if ($line =~ /\bcommit\s+[0-9a-f]{41,}/i);
$space = 0 if ($line =~ /\bcommit [0-9a-f]/i);