[PATCH] uml: more __user annotations
From: Al Viro <viro@zeniv.linux.org.uk>
uml __user annotations
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/asm-um/uaccess.h b/include/asm-um/uaccess.h
index bea5a01..16c734a 100644
--- a/include/asm-um/uaccess.h
+++ b/include/asm-um/uaccess.h
@@ -41,11 +41,11 @@
#define __get_user(x, ptr) \
({ \
- const __typeof__(ptr) __private_ptr = ptr; \
+ const __typeof__(*(ptr)) __user *__private_ptr = (ptr); \
__typeof__(x) __private_val; \
int __private_ret = -EFAULT; \
(x) = (__typeof__(*(__private_ptr)))0; \
- if (__copy_from_user((void *) &__private_val, (__private_ptr), \
+ if (__copy_from_user((__force void *)&__private_val, (__private_ptr),\
sizeof(*(__private_ptr))) == 0) { \
(x) = (__typeof__(*(__private_ptr))) __private_val; \
__private_ret = 0; \
@@ -62,7 +62,7 @@
#define __put_user(x, ptr) \
({ \
- __typeof__(ptr) __private_ptr = ptr; \
+ __typeof__(*(ptr)) __user *__private_ptr = ptr; \
__typeof__(*(__private_ptr)) __private_val; \
int __private_ret = -EFAULT; \
__private_val = (__typeof__(*(__private_ptr))) (x); \