From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Sun, 8 Jun 2014 15:44:47 +0000 (+0200)
Subject: backports: add U32_MAX
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=980f6250683d4c398f3ee753356eb956f29c7832;p=openwrt%2Fstaging%2Fblogic.git

backports: add U32_MAX

This was added in:
commit 89a0714106aac7309c7dfa0f004b39e1e89d2942
Author: Alex Elder <alex.elder@linaro.org>
Date:   Thu Jan 23 15:54:00 2014 -0800

    kernel.h: define u8, s8, u32, etc. limits

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---

diff --git a/backport/backport-include/linux/kernel.h b/backport/backport-include/linux/kernel.h
index e695842b9fff..933686f8a103 100644
--- a/backport/backport-include/linux/kernel.h
+++ b/backport/backport-include/linux/kernel.h
@@ -45,6 +45,10 @@
 #define SHRT_MIN       ((s16)(-SHRT_MAX - 1))
 #endif
 
+#ifndef U32_MAX
+#define U32_MAX		((u32)~0U)
+#endif
+
 #ifndef __round_mask
 #define __round_mask(x, y) ((__typeof__(x))((y)-1))
 #define round_up(x, y) ((((x)-1) | __round_mask(x, y))+1)