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>

diff --git a/arch/ia64/include/asm/uaccess.h b/arch/ia64/include/asm/uaccess.h
index 103bedc59644a65a90d76d51b85c586478ef0e01..967c312a6bafe96d4ab0e6c37865be7ea51482aa 100644 (file)
--- 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;                                                                       \
 })