diff --git a/[refs] b/[refs]
index 79643d56e4d1..10d995f5733a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4a273195a551a27a9a3ebed072c8df16c853da7f
+refs/heads/master: 66c80b6077256898df948ac6acf547b47ddb1fcf
diff --git a/trunk/scripts/checkpatch.pl b/trunk/scripts/checkpatch.pl
index 4bad5700670a..40b0627aeb5e 100755
--- a/trunk/scripts/checkpatch.pl
+++ b/trunk/scripts/checkpatch.pl
@@ -3265,6 +3265,12 @@ sub process {
 			     "sizeof(& should be avoided\n" . $herecurr);
 		}
 
+# check for sizeof without parenthesis
+		if ($line =~ /\bsizeof\s+((?:\*\s*|)$Lval|$Type(?:\s+$Lval|))/) {
+			WARN("SIZEOF_PARENTHESIS",
+			     "sizeof $1 should be sizeof($1)\n" . $herecurr);
+		}
+
 # check for line continuations in quoted strings with odd counts of "
 		if ($rawline =~ /\\$/ && $rawline =~ tr/"/"/ % 2) {
 			WARN("LINE_CONTINUATIONS",