From 879cadd34e1f74eb026d1e210a89f9aebd7fb99a Mon Sep 17 00:00:00 2001 From: Simon Ser Date: Sun, 17 Jan 2021 10:21:18 +0100 Subject: [PATCH] backend/x11: add xcb_dri3_pixmap_from_buffers check for n_planes Just in case. --- backend/x11/output.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/backend/x11/output.c b/backend/x11/output.c index 63dfb110..fabe9e98 100644 --- a/backend/x11/output.c +++ b/backend/x11/output.c @@ -166,6 +166,10 @@ static struct wlr_x11_buffer *create_x11_buffer(struct wlr_x11_output *output, xcb_pixmap_t pixmap = xcb_generate_id(x11->xcb); if (x11->dri3_major_version > 1 || x11->dri3_minor_version >= 2) { + if (attrs.n_planes > 4) { + wlr_dmabuf_attributes_finish(&dup_attrs); + return NULL; + } xcb_dri3_pixmap_from_buffers(x11->xcb, pixmap, output->win, attrs.n_planes, attrs.width, attrs.height, attrs.stride[0], attrs.offset[0], attrs.stride[1], attrs.offset[1], attrs.stride[2],