Fix crash in 68K debugger from forced VDP frame update when framebuffer is not acquired

1 files changed, 3 insertions, 0 deletions

diff --git a/vdp.c b/vdp.c
index 517eee6..ff7338e 100644
--- a/vdp.c
+++ b/vdp.c
@@ -2071,6 +2071,9 @@ static void vdp_update_per_frame_debug(vdp_context *context)
 
 void vdp_force_update_framebuffer(vdp_context *context)
 {
+	if (!context->fb) {
+		return;
+	}
 	uint16_t lines_max = context->inactive_start + context->border_bot + context->border_top;
 			
 	uint16_t to_fill = lines_max - context->output_lines;