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Commit f1f2eac9 authored by Ley Foon Tan's avatar Ley Foon Tan
Browse files

nios2/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.

Suggested-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: default avatarLey Foon Tan <lftan@altera.com>
parent d1e4ef04

arch/nios2/include/asm/uaccess.h

+2 −2
Original line number Diff line number Diff line
@@ -168,7 +168,7 @@ do { \ 
	const __typeof__(*(ptr)) __user *__gu_ptr = (ptr);		\

	unsigned long __gu_val;						\

	__get_user_common(__gu_val, sizeof(*(ptr)), __gu_ptr, __gu_err);\

	(x) = (__typeof__(x))__gu_val;					\

	(x) = (__force __typeof__(x))__gu_val;				\

	__gu_err;							\

	})
@@ -180,7 +180,7 @@ do { \ 
	if (access_ok(VERIFY_READ,  __gu_ptr, sizeof(*__gu_ptr)))	\

		__get_user_common(__gu_val, sizeof(*__gu_ptr),		\

			__gu_ptr, __gu_err);				\

	(x) = (__typeof__(x))__gu_val;					\

	(x) = (__force __typeof__(x))__gu_val;				\

	__gu_err;							\

})