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-rw-r--r--arch/sh/boot/compressed/misc.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/sh/boot/compressed/misc.c b/arch/sh/boot/compressed/misc.c
index f2d9d3079d4e..627ce8e75e01 100644
--- a/arch/sh/boot/compressed/misc.c
+++ b/arch/sh/boot/compressed/misc.c
@@ -104,6 +104,18 @@ static void error(char *x)
while(1); /* Halt */
}
+unsigned long __stack_chk_guard;
+
+void __stack_chk_guard_setup(void)
+{
+ __stack_chk_guard = 0x000a0dff;
+}
+
+void __stack_chk_fail(void)
+{
+ error("stack-protector: Kernel stack is corrupted\n");
+}
+
#ifdef CONFIG_SUPERH64
#define stackalign 8
#else
@@ -118,6 +130,8 @@ void decompress_kernel(void)
{
unsigned long output_addr;
+ __stack_chk_guard_setup();
+
#ifdef CONFIG_SUPERH64
output_addr = (CONFIG_MEMORY_START + 0x2000);
#else