From d264804db2b530ce4206c5e811cd65c0879546d1 Mon Sep 17 00:00:00 2001
From: Sam Ravnborg <sam@ravnborg.org>
Date: Sat, 27 Dec 2008 19:52:20 +0100
Subject: [PATCH] --- yaml --- r: 125431 b: refs/heads/master c:
 7e557a2509f9e1477c10295b74e29e4e93fa2392 h: refs/heads/master i:   125429:
 ed09cb62b3af28439c99f334331c7bf9220a4e12   125427:
 1e56d277c35d8fcf1456db1651b2d4f99e1e30c8   125423:
 16ffdefdd71883f86daf5ab2d85ddf28ed699fdb v: v3

---
 [refs]                         |  2 +-
 trunk/scripts/headers_check.pl | 11 ++++++++++-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index a7127f5f5578..5960f935696b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 46b8af50ba5c072b74740c5fa8ba08e6eabb22f8
+refs/heads/master: 7e557a2509f9e1477c10295b74e29e4e93fa2392
diff --git a/trunk/scripts/headers_check.pl b/trunk/scripts/headers_check.pl
index 5bdd9753007a..72924a7fcf1e 100644
--- a/trunk/scripts/headers_check.pl
+++ b/trunk/scripts/headers_check.pl
@@ -16,7 +16,7 @@
 #
 # 2) It is checked that prototypes does not use "extern"
 #
-# 3) TODO: check for leaked CONFIG_ symbols
+# 3) Check for leaked CONFIG_ symbols
 
 use strict;
 
@@ -36,6 +36,7 @@
 		$lineno++;
 		check_include();
 		check_prototypes();
+		check_config();
 	}
 	close FH;
 }
@@ -64,3 +65,11 @@ sub check_prototypes
 		printf STDERR "$filename:$lineno: extern's make no sense in userspace\n";
 	}
 }
+
+sub check_config
+{
+	if ($line =~ m/[^a-zA-Z0-9_]+CONFIG_([a-zA-Z0-9]+)[^a-zA-Z0-9]/) {
+		printf STDERR "$filename:$lineno: leaks CONFIG_$1 to userspace where it is not valid\n";
+	}
+}
+