string: factorize skip_spaces and export it to be generally available

[safe/jmp/linux-2.6] / include / linux / virtio_config.h

diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h
index e547e3c..0093dd7 100644 (file)
--- a/include/linux/virtio_config.h
+++ b/include/linux/virtio_config.h
@@ -109,8 +109,7 @@ static inline bool virtio_has_feature(const struct virtio_device *vdev,
                                      unsigned int fbit)
 {
        /* Did you forget to fix assumptions on max features? */
-       if (__builtin_constant_p(fbit))
-               BUILD_BUG_ON(fbit >= 32);
+       MAYBE_BUILD_BUG_ON(fbit >= 32);
 
        if (fbit < VIRTIO_TRANSPORT_F_START)
                virtio_check_driver_offered_feature(vdev, fbit);