commit bb06429

pixman: Handle image creation failure

 1@@ -198,20 +198,22 @@ static pixman_image_t * pixman_image(struct wld_buffer * buffer)
 2     image = pixman_image_create_bits(format_wld_to_pixman(buffer->format),
 3                                      buffer->width, buffer->height,
 4                                      buffer->map.data, buffer->pitch);
 5-    pixman_image_set_destroy_function(image, &destroy_image, buffer);
 6 
 7     if (!image)
 8         goto error1;
 9 
10     if (!(exporter = malloc(sizeof *exporter)))
11-        return NULL;
12+        goto error2;
13 
14     exporter_initialize(&exporter->base, &exporter_impl);
15     exporter->image = image;
16     buffer_add_exporter(buffer, &exporter->base);
17+    pixman_image_set_destroy_function(image, &destroy_image, buffer);
18 
19     return pixman_image_ref(image);
20 
21+  error2:
22+    pixman_image_unref(image);
23   error1:
24     wld_unmap(buffer);
25   error0: