microblaze/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 <[email protected]>
Signed-off-by: Michal Simek <[email protected]>

diff --git a/arch/microblaze/include/asm/uaccess.h b/arch/microblaze/include/asm/uaccess.h
index 59a89a64a8656b01436f4aaf38ec270f5d8b2a7a..e41bebf8d4739d4cc5eb2e732cff5f0bdb205176 100644 (file)
--- a/arch/microblaze/include/asm/uaccess.h
+++ b/arch/microblaze/include/asm/uaccess.h
@@ -220,7 +220,7 @@ extern long __user_bad(void);
        } else {                                                        \
                __gu_err = -EFAULT;                                     \
        }                                                               \
-       x = (typeof(*(ptr)))__gu_val;                                   \
+       x = (__force typeof(*(ptr)))__gu_val;                           \
        __gu_err;                                                       \
 })
 
@@ -242,7 +242,7 @@ extern long __user_bad(void);
        default:                                                        \
                /* __gu_val = 0; __gu_err = -EINVAL;*/ __gu_err = __user_bad();\
        }                                                               \
-       x = (__typeof__(*(ptr))) __gu_val;                              \
+       x = (__force __typeof__(*(ptr))) __gu_val;                      \
        __gu_err;                                                       \
 })