diff --git a/tools/checkpatch.pl b/tools/checkpatch.pl
index 051ba0de376a42f39fdb931c95955ed7e70fcfc8..9f23901872c9b7aa85d5d993016ba7094b016401 100755
--- a/tools/checkpatch.pl
+++ b/tools/checkpatch.pl
@@ -272,6 +272,7 @@ our $logFunctions = qr{(?x:
 	[a-z0-9]+_(?:printk|emerg|alert|crit|err|warning|warn|notice|info|debug|dbg|vdbg|devel|cont|WARN)(?:_ratelimited|_once|)|
 	WARN(?:_RATELIMIT|_ONCE|)|
 	panic|
+	debug|
 	MODULE_[A-Z_]+
 )};