drm/exynos: use logical AND in exynos_drm_plane_check_size()

The current bitwise AND should result in the same assembler
but this is what the code is actually supposed to do.

Signed-off-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
Reviewed-by: Eric Engestrom <eric.engestrom@imgtec.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1464179407-9004-1-git-send-email-tjakobi@math.uni-bielefeld.de

diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c
index 55f1d37..77f12c0 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c
@@ -242,7 +242,7 @@ exynos_drm_plane_check_size(const struct exynos_drm_plane_config *config,
            state->v_ratio == (1 << 15))
                height_ok = true;
 
-       if (width_ok & height_ok)
+       if (width_ok && height_ok)
                return 0;
 
        DRM_DEBUG_KMS("scaling mode is not supported");