From d6f6cf7ea7781aa2792764f3b5d4a7895c0703c5 Mon Sep 17 00:00:00 2001
From: Nicolas Thill <nico@openwrt.org>
Date: Wed, 24 Sep 2008 13:27:46 +0000
Subject: fix button-hotplug build on kernel versions where BIT_MASK is not
 defined (< 2.6.24)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12682 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/button-hotplug/src/button-hotplug.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'package')

diff --git a/package/button-hotplug/src/button-hotplug.c b/package/button-hotplug/src/button-hotplug.c
index f76b9277fd..4bdf36435a 100644
--- a/package/button-hotplug/src/button-hotplug.c
+++ b/package/button-hotplug/src/button-hotplug.c
@@ -46,6 +46,10 @@
 
 #define BH_ERR(fmt, args...) printk(KERN_ERR "%s: " fmt, DRV_NAME, ##args )
 
+#ifndef BIT_MASK
+#define BIT_MASK(nr)            (1UL << ((nr) % BITS_PER_LONG))
+#endif
+
 struct bh_priv {
 	unsigned long		seen[BH_BTN_COUNT];
 	struct input_handle	handle;
-- 
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