r600g/compute: Handle failures in compute_memory_pool_finalize

Reviewed-by: Bruno Jiménez <brunojimen@gmail.com>
Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>

src/gallium/drivers/r600/evergreen_compute.c

@@ -668,7 +668,10 @@ static void evergreen_set_global_binding(
 			buffers[i]->chunk->status |= ITEM_FOR_PROMOTING;
 	}
 
-	compute_memory_finalize_pending(pool, ctx_);
+	if (compute_memory_finalize_pending(pool, ctx_) == -1) {
+		/* XXX: Unset */
+		return;
+	}
 
 	for (int i = 0; i < n; i++)
 	{