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    Subject[PATCH v2 07/40] ia64/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>
    ---
    arch/ia64/include/asm/uaccess.h | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/arch/ia64/include/asm/uaccess.h b/arch/ia64/include/asm/uaccess.h
    index 103bedc..967c312 100644
    --- a/arch/ia64/include/asm/uaccess.h
    +++ b/arch/ia64/include/asm/uaccess.h
    @@ -197,7 +197,7 @@ extern void __get_user_unknown (void);
    case 8: __get_user_size(__gu_val, __gu_ptr, 8, __gu_err); break; \
    default: __get_user_unknown(); break; \
    } \
    - (x) = (__typeof__(*(__gu_ptr))) __gu_val; \
    + (x) = (__force __typeof__(*(__gu_ptr))) __gu_val; \
    __gu_err; \
    })

    --
    MST


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