diff options
Diffstat (limited to 'backend')
| -rw-r--r-- | backend/drm/drm.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/backend/drm/drm.c b/backend/drm/drm.c index 0d32605a..47bd4e3a 100644 --- a/backend/drm/drm.c +++ b/backend/drm/drm.c @@ -193,6 +193,9 @@ static void wlr_drm_connector_swap_buffers(struct wlr_output *output) { struct wlr_drm_backend *drm = (struct wlr_drm_backend *)output->backend; struct wlr_drm_crtc *crtc = conn->crtc; + if (!crtc) { + return; + } struct wlr_drm_plane *plane = crtc->primary; struct gbm_bo *bo = wlr_drm_surface_swap_buffers(&plane->surf); @@ -230,6 +233,9 @@ void wlr_drm_connector_start_renderer(struct wlr_drm_connector *conn) { struct wlr_drm_backend *drm = (struct wlr_drm_backend *)conn->output.backend; struct wlr_drm_crtc *crtc = conn->crtc; + if (!crtc) { + return; + } struct wlr_drm_plane *plane = crtc->primary; struct gbm_bo *bo = wlr_drm_surface_get_front( @@ -450,6 +456,9 @@ static bool wlr_drm_connector_set_mode(struct wlr_output *output, } struct wlr_drm_crtc *crtc = conn->crtc; + if (!crtc) { + return false; + } wlr_log(L_DEBUG, "%s: crtc=%ju ovr=%jd pri=%jd cur=%jd", conn->output.name, crtc - drm->crtcs, crtc->overlay ? crtc->overlay - drm->overlay_planes : -1, @@ -501,6 +510,9 @@ static bool wlr_drm_connector_set_cursor(struct wlr_output *output, struct wlr_drm_renderer *renderer = &drm->renderer; struct wlr_drm_crtc *crtc = conn->crtc; + if (!crtc) { + return false; + } struct wlr_drm_plane *plane = crtc->cursor; // We don't have a real cursor plane, so we make a fake one @@ -622,6 +634,9 @@ static bool wlr_drm_connector_move_cursor(struct wlr_output *output, int x, int y) { struct wlr_drm_connector *conn = (struct wlr_drm_connector *)output; struct wlr_drm_backend *drm = (struct wlr_drm_backend *)output->backend; + if (!conn || !conn->crtc) { + return false; + } struct wlr_drm_plane *plane = conn->crtc->cursor; struct wlr_box box; |