mode: copy back the mode if is valid correctly

diff --git a/libdrm/xf86drmMode.c b/libdrm/xf86drmMode.c
index cf59673..bb7be13 100644 (file)
--- a/libdrm/xf86drmMode.c
+++ b/libdrm/xf86drmMode.c
@@ -263,7 +263,9 @@ drmModeCrtcPtr drmModeGetCrtc(int fd, uint32_t crtcId)
        r->crtc_id         = crtc.crtc_id;
        r->x               = crtc.x;
        r->y               = crtc.y;
-       r->mode            = crtc.mode;
+       r->mode_valid      = crtc.mode_valid;
+       if (r->mode_valid)
+               memcpy(&r->mode, &crtc.mode, sizeof(struct drm_mode_modeinfo));
        r->buffer_id       = crtc.fb_id;
        r->gamma_size      = crtc.gamma_size;
        r->count_outputs   = crtc.count_outputs;