surface: Allow NOTHING_TO_DO as a valid error for now

Lots of code relies on it, so we'd better not break that immediately. ;)

1 files changed, 4 insertions, 0 deletions

diff --git a/src/cairo-surface.c b/src/cairo-surface.c
index 4c6dc767..3ba36f64 100644
--- a/src/cairo-surface.c
+++ b/src/cairo-surface.c
@@ -169,6 +169,10 @@ cairo_status_t
 _cairo_surface_set_error (cairo_surface_t *surface,
 			  cairo_status_t status)
 {
+    if (status == CAIRO_STATUS_SUCCESS ||
+        status == CAIRO_INT_STATUS_NOTHING_TO_DO)
+        return;
+
     /* Don't overwrite an existing error. This preserves the first
      * error, which is the most significant. */
     _cairo_status_set_error (&surface->status, status);