[PATCH 1/2] feat: checkpatch: error on usage of a Buglink tag in the commit log

["Kai Wasserbäch" <kai@dev.carbon-project.org>]

Suggested-by: Thorsten Leemhuis <linux@leemhuis.info>
Signed-off-by: Kai Wasserbäch <kai@dev.carbon-project.org>
---
 scripts/checkpatch.pl | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 1e5e66ae5a..a6d2ccaa3e 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3248,6 +3248,12 @@ sub process {
 			}
 		}
 
+# check if Bug[lL]ink: or Bugzilla: is used and error
+		if ($in_commit_log && $line =~ /^\s*(buglink|bugzilla):\s*(.*)/i) {
+		    ERROR("COMMIT_LOG_BAD_BUGLINK",
+			  "Non-standard tag '" . $1 . "' - use 'Link:' instead!\n" . $herecurr);
+		}
+
 # Check for git id commit length and improperly formed commit descriptions
 # A correctly formed commit description is:
 #    commit <SHA-1 hash length 12+ chars> ("Complete commit subject")
-- 
2.35.1