From 63f17f8973ccdb8260e59ce5b1b4e2b2ee0401f0 Mon Sep 17 00:00:00 2001
From: Andy Whitcroft <apw@canonical.com>
Date: Thu, 15 Jan 2009 13:51:06 -0800
Subject: [PATCH] checkpatch: allow parentheses on return handle array values

When we allow return to have surrounding parentheses when containing
comparison operators we are not correctly handling the case where the
values contain array sufffixes.  Squash them.

Signed-off-by: Andy Whitcroft <apw@canonical.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 scripts/checkpatch.pl | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 1d7924ad3a3..696196e194f 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2016,7 +2016,11 @@ sub process {
 
 			# Flatten any parentheses
 			$value =~ s/\)\(/\) \(/g;
-			while ($value !~ /(?:$Ident|-?$Constant)\s*$Compare\s*(?:$Ident|-?$Constant)/ && $value =~ s/\([^\(\)]*\)/1/) {
+			while ($value =~ s/\[[^\{\}]*\]/1/ ||
+			       $value !~ /(?:$Ident|-?$Constant)\s*
+					     $Compare\s*
+					     (?:$Ident|-?$Constant)/x &&
+			       $value =~ s/\([^\(\)]*\)/1/) {
 			}
 
 			if ($value =~ /^(?:$Ident|-?$Constant)$/) {
-- 
2.41.1