[PATCH] d3dx9: Avoid closing invalid handles.

[Akihiro Sagawa]

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=50373
Signed-off-by: Akihiro Sagawa 
---
 dlls/d3dx9_36/util.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)