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egl-headless: cursor_dmabuf: handle NULL cursor 

The cursor dmabuf can be NULL, in case no cursor defined by the guest.
Happens for example when linux guests show the framebuffer console.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20180220110433.20353-3-kraxel@redhat.com
This commit is contained in:
Gerd Hoffmann 2018-02-20 12:04:32 +01:00
parent 6e1f2cb560
commit b09169282b
1 changed files with 9 additions and 6 deletions
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15
ui/egl-headless.c
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@ -89,13 +89,16 @@ static void egl_cursor_dmabuf(DisplayChangeListener *dcl,
{ {
egl_dpy *edpy = container_of(dcl, egl_dpy, dcl); egl_dpy *edpy = container_of(dcl, egl_dpy, dcl);
egl_dmabuf_import_texture(dmabuf); if (dmabuf) {
if (!dmabuf->texture) { egl_dmabuf_import_texture(dmabuf);
return; if (!dmabuf->texture) {
return;
}
egl_fb_setup_for_tex(&edpy->cursor_fb, dmabuf->width, dmabuf->height,
dmabuf->texture, false);
} else {
egl_fb_destroy(&edpy->cursor_fb);
} }
egl_fb_setup_for_tex(&edpy->cursor_fb, dmabuf->width, dmabuf->height,
dmabuf->texture, false);
} }
static void egl_cursor_position(DisplayChangeListener *dcl, static void egl_cursor_position(DisplayChangeListener *dcl,