[PATCH v2 4/4] alpha: Use absolute_pointer to define COMMAND_LINE
From: Guenter Roeck <linux@roeck-us.net>
Date: 2021-09-15 03:53:06
Also in:
linux-alpha, lkml
Subsystem:
alpha port, the rest · Maintainers:
Richard Henderson, Matt Turner, Magnus Lindholm, Linus Torvalds
alpha:allmodconfig fails to build with the following error
when using gcc 11.x.
arch/alpha/kernel/setup.c: In function 'setup_arch':
arch/alpha/kernel/setup.c:493:13: error:
'strcmp' reading 1 or more bytes from a region of size 0
Avoid the problem by declaring COMMAND_LINE as absolute_pointer().
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
---
v2: Declare COMMAND_LINE as absolute_pointer instead of using absolute_pointer
on the define
arch/alpha/include/asm/setup.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/alpha/include/asm/setup.h b/arch/alpha/include/asm/setup.h
index 58fe3f45a235..262aab99e391 100644
--- a/arch/alpha/include/asm/setup.h
+++ b/arch/alpha/include/asm/setup.h@@ -36,7 +36,7 @@ * place. */ #define PARAM ZERO_PGE -#define COMMAND_LINE ((char *)(PARAM + 0x0000)) +#define COMMAND_LINE ((char *)(absolute_pointer(PARAM + 0x0000))) #define INITRD_START (*(unsigned long *) (PARAM+0x100)) #define INITRD_SIZE (*(unsigned long *) (PARAM+0x108))
--
2.33.0