u_surfaces: fix surface leak due to off by one

diff --git a/src/gallium/auxiliary/util/u_surfaces.c b/src/gallium/auxiliary/util/u_surfaces.c
index b5d2157..f6e5801 100644 (file)
--- a/src/gallium/auxiliary/util/u_surfaces.c
+++ b/src/gallium/auxiliary/util/u_surfaces.c
@@ -99,7 +99,7 @@ util_surfaces_destroy(struct util_surfaces *us, struct pipe_resource *pt, void (
       if(us->u.array)
       {
         unsigned i;
-        for(i = 0; i < pt->last_level; ++i)
+        for(i = 0; i <= pt->last_level; ++i)
         {
            struct pipe_surface *ps = us->u.array[i];
            if(ps)