meta-sunxi/recipes-kernel/linux/linux-sunxi/0004-arm-put-user-asm-fix.patch

30 lines
1.1 KiB
Diff
Raw Normal View History

From 25a7e85eb0d58479f7d8895b1b29a648bd07d60e Mon Sep 17 00:00:00 2001
From: Andrey Lebedev <andrey@lebedev.lt>
Date: Mon, 20 Jan 2020 23:19:51 +0200
Subject: [PATCH 2/2] Fix asm error in put_user under gcc version 8 and above
Fixes these errors during compilation of linux-sunxi-3.4 kernel:
/tmp/ccCGMQmS.s:648: Error: .err encountered
Taken from https://patchwork.kernel.org/patch/10546809/
---
arch/arm/include/asm/uaccess.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h
index b04850fd..abfafbbf 100644
--- a/arch/arm/include/asm/uaccess.h
+++ b/arch/arm/include/asm/uaccess.h
@@ -159,7 +159,7 @@ extern int __put_user_8(void *, unsigned long long);
({ \
unsigned long __limit = current_thread_info()->addr_limit - 1; \
const typeof(*(p)) __user *__tmp_p = (p); \
- register const typeof(*(p)) __r2 asm("r2") = (x); \
+ register typeof(*(p)) __r2 asm("r2") = (x); \
register const typeof(*(p)) __user *__p asm("r0") = __tmp_p; \
register unsigned long __l asm("r1") = __limit; \
register int __e asm("r0"); \
--
2.20.1