parisc/uaccess: fix sparse errors
authorMichael S. Tsirkin <mst@redhat.com>
Thu, 11 Dec 2014 23:56:04 +0000 (01:56 +0200)
committerMichael S. Tsirkin <mst@redhat.com>
Tue, 13 Jan 2015 13:23:19 +0000 (15:23 +0200)
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>
Acked-by: Helge Deller <deller@gmx.de>
arch/parisc/include/asm/uaccess.h

index a5cb070..6c79311 100644 (file)
@@ -104,7 +104,7 @@ struct exception_data {
            }                                           \
        }                                               \
                                                        \
-       (x) = (__typeof__(*(ptr))) __gu_val;            \
+       (x) = (__force __typeof__(*(ptr))) __gu_val;    \
        __gu_err;                                       \
 })