output: add a swapchain NULL check in wlr_output_commit_state()

Fixes: https://gitlab.freedesktop.org/wlroots/wlroots/-/issues/3504
2 years ago · ff9c52801f
parent 46a686ce6b
commit ff9c52801f
1 changed files with 2 additions and 1 deletions
--- a/types/output/output.c
+++ b/types/output/output.c
@ -817,7 +817,8 @@ bool wlr_output_commit_state(struct wlr_output *output,
 		output->needs_frame = false;
 	}

-	if (pending.committed & WLR_OUTPUT_STATE_BUFFER) {
+	if ((pending.committed & WLR_OUTPUT_STATE_BUFFER) &&
+			output->swapchain != NULL) {
 		wlr_swapchain_set_buffer_submitted(output->swapchain, pending.buffer);
 	}