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    Subject[PATCH v2 06/40] cris/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/cris/include/asm/uaccess.h | 4 ++--
    1 file changed, 2 insertions(+), 2 deletions(-)

    diff --git a/arch/cris/include/asm/uaccess.h b/arch/cris/include/asm/uaccess.h
    index 9145408..9cf5a23 100644
    --- a/arch/cris/include/asm/uaccess.h
    +++ b/arch/cris/include/asm/uaccess.h
    @@ -153,7 +153,7 @@ struct __large_struct { unsigned long buf[100]; };
    ({ \
    long __gu_err, __gu_val; \
    __get_user_size(__gu_val,(ptr),(size),__gu_err); \
    - (x) = (__typeof__(*(ptr)))__gu_val; \
    + (x) = (__force __typeof__(*(ptr)))__gu_val; \
    __gu_err; \
    })

    @@ -163,7 +163,7 @@ struct __large_struct { unsigned long buf[100]; };
    const __typeof__(*(ptr)) *__gu_addr = (ptr); \
    if (access_ok(VERIFY_READ,__gu_addr,size)) \
    __get_user_size(__gu_val,__gu_addr,(size),__gu_err); \
    - (x) = (__typeof__(*(ptr)))__gu_val; \
    + (x) = (__force __typeof__(*(ptr)))__gu_val; \
    __gu_err; \
    })

    --
    MST


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