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authorRussell King <rmk+kernel@arm.linux.org.uk>2013-07-26 14:55:59 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2013-07-26 14:55:59 +0100
commitff69a4c855066592f9e293cff8f54813614dd544 (patch)
treec1fcee172f8bfb62c7c6b970b0c9f57ae35f9df4 /arch/arm/include/asm/mach
parent3b2f64d00c46e1e4e9bd0bb9bb12619adac27a4b (diff)
ARM: constify machine_desc structure uses
struct machine_desc records are defined everywhere as a 'const' structure, but unfortuantely it loses its const-ness through the use of linker magic - the symbols which surround the section are not declared const so it becomes possible not to use 'const' for pointers to these const structures. Let's fix this oversight - all pointers to these structures should be marked const too. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/include/asm/mach')
-rw-r--r--arch/arm/include/asm/mach/arch.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h
index 441efc491b50..69b879ac0289 100644
--- a/arch/arm/include/asm/mach/arch.h
+++ b/arch/arm/include/asm/mach/arch.h
@@ -65,12 +65,12 @@ struct machine_desc {
/*
* Current machine - only accessible during boot.
*/
-extern struct machine_desc *machine_desc;
+extern const struct machine_desc *machine_desc;
/*
* Machine type table - also only accessible during boot
*/
-extern struct machine_desc __arch_info_begin[], __arch_info_end[];
+extern const struct machine_desc __arch_info_begin[], __arch_info_end[];
#define for_each_machine_desc(p) \
for (p = __arch_info_begin; p < __arch_info_end; p++)