* [PATCH 4.19 270/422] libfdt: Ensure INT_MAX is defined in libfdt_env.h
[not found] <20191119051400.261610025@linuxfoundation.org>
@ 2019-11-19 5:17 ` Greg Kroah-Hartman
0 siblings, 0 replies; only message in thread
From: Greg Kroah-Hartman @ 2019-11-19 5:17 UTC (permalink / raw)
To: linux-kernel
Cc: Sasha Levin, Rob Herring, Russell King, stable, Paul Mackerras,
Greg Kroah-Hartman, linuxppc-dev, linux-arm-kernel
From: Rob Herring <robh@kernel•org>
[ Upstream commit 53dd9dce6979bc54d64a3a09a2fb20187a025be7 ]
The next update of libfdt has a new dependency on INT_MAX. Update the
instances of libfdt_env.h in the kernel to either include the necessary
header with the definition or define it locally.
Cc: Russell King <linux@armlinux•org.uk>
Cc: Benjamin Herrenschmidt <benh@kernel•crashing.org>
Cc: Paul Mackerras <paulus@samba•org>
Cc: Michael Ellerman <mpe@ellerman•id.au>
Cc: linux-arm-kernel@lists•infradead.org
Cc: linuxppc-dev@lists•ozlabs.org
Signed-off-by: Rob Herring <robh@kernel•org>
Signed-off-by: Sasha Levin <sashal@kernel•org>
---
arch/arm/boot/compressed/libfdt_env.h | 2 ++
arch/powerpc/boot/libfdt_env.h | 2 ++
include/linux/libfdt_env.h | 1 +
3 files changed, 5 insertions(+)
diff --git a/arch/arm/boot/compressed/libfdt_env.h b/arch/arm/boot/compressed/libfdt_env.h
index 07437816e0986..b36c0289a308e 100644
--- a/arch/arm/boot/compressed/libfdt_env.h
+++ b/arch/arm/boot/compressed/libfdt_env.h
@@ -6,6 +6,8 @@
#include <linux/string.h>
#include <asm/byteorder.h>
+#define INT_MAX ((int)(~0U>>1))
+
typedef __be16 fdt16_t;
typedef __be32 fdt32_t;
typedef __be64 fdt64_t;
diff --git a/arch/powerpc/boot/libfdt_env.h b/arch/powerpc/boot/libfdt_env.h
index 2a0c8b1bf1479..2abc8e83b95e9 100644
--- a/arch/powerpc/boot/libfdt_env.h
+++ b/arch/powerpc/boot/libfdt_env.h
@@ -5,6 +5,8 @@
#include <types.h>
#include <string.h>
+#define INT_MAX ((int)(~0U>>1))
+
#include "of.h"
typedef unsigned long uintptr_t;
diff --git a/include/linux/libfdt_env.h b/include/linux/libfdt_env.h
index c6ac1fe7ec68a..edb0f0c309044 100644
--- a/include/linux/libfdt_env.h
+++ b/include/linux/libfdt_env.h
@@ -2,6 +2,7 @@
#ifndef LIBFDT_ENV_H
#define LIBFDT_ENV_H
+#include <linux/kernel.h> /* For INT_MAX */
#include <linux/string.h>
#include <asm/byteorder.h>
--
2.20.1
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