linux-kernel - [PATCH v2] checkpatch: special audit for revert commit line

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Message-Id: <20170411191532.74381-1-wvw@google.com>
Date:   Tue, 11 Apr 2017 12:15:32 -0700
From:   Wei Wang <wvw@...gle.com>
To:     apw@...onical.com, joe@...ches.com
Cc:     linux-kernel@...r.kernel.org, Wei Wang <wvw@...gle.com>
Subject: [PATCH v2] checkpatch: special audit for revert commit line

From: Wei Wang <wvw@...gle.com>

Currently checkpatch.pl does not recognize git's default
commit revert message and will complain about the hash format.
Add special audit for revert commit message line to fix it.

Signed-off-by: Wei Wang <wvw@...gle.com>
---
 scripts/checkpatch.pl | 1 +
 1 file changed, 1 insertion(+)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index baa3c7be04ad..9570db236ba3 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2539,6 +2539,7 @@ sub process {
 # Check for git id commit length and improperly formed commit descriptions
 		if ($in_commit_log && !$commit_log_possible_stack_dump &&
 		    $line !~ /^\s*(?:Link|Patchwork|http|https|BugLink):/i &&
+		    $line !~ /^This reverts commit [0-9a-f]{7,40}/ &&
 		    ($line =~ /\bcommit\s+[0-9a-f]{5,}\b/i ||
 		     ($line =~ /(?:\s|^)[0-9a-f]{12,40}(?:[\s"'\(\[]|$)/i &&
 		      $line !~ /[\<\[][0-9a-f]{12,40}[\>\]]/i &&
-- 
2.12.2.715.g7642488e1d-goog