From 7f0db2bec363bf1a4d6da2572491c634a34dcad8 Mon Sep 17 00:00:00 2001
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: Fri, 12 Dec 2014 01:56:04 +0200
Subject: [PATCH] avr32/uaccess: fix sparse errors
virtio wants to read bitwise types from userspace using get_user. At the
moment this triggers sparse errors, since the value is passed through an
integer.
Fix that up using __force.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Hans-Christian Egtvedt <egtvedt@samfundet.no>
---
arch/avr32/include/asm/uaccess.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/avr32/include/asm/uaccess.h b/arch/avr32/include/asm/uaccess.h
index 245b2ee213c9..ccd07c456f9a 100644
--- a/arch/avr32/include/asm/uaccess.h
+++ b/arch/avr32/include/asm/uaccess.h
@@ -191,7 +191,7 @@ extern int __put_user_bad(void);
default: __gu_err = __get_user_bad(); break; \
} \
\
- x = (typeof(*(ptr)))__gu_val; \
+ x = (__force typeof(*(ptr)))__gu_val; \
__gu_err; \
})
@@ -222,7 +222,7 @@ extern int __put_user_bad(void);
} else { \
__gu_err = -EFAULT; \
} \
- x = (typeof(*(ptr)))__gu_val; \
+ x = (__force typeof(*(ptr)))__gu_val; \
__gu_err; \
})