Matteo Bruni : d3dx9: Return an error if no fallback format is found.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: fcdcd5d3cbb58a40894f661fd8a9285b81a55789
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=fcdcd5d3cbb58a40894f661fd8a9285b81a55789

Author: Matteo Bruni <mbruni at codeweavers.com>
Date:   Wed Oct 30 10:24:39 2019 +0100

d3dx9: Return an error if no fallback format is found.

Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/d3dx9_36/texture.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/dlls/d3dx9_36/texture.c b/dlls/d3dx9_36/texture.c
index 12cb2f3983..736d11dfad 100644
--- a/dlls/d3dx9_36/texture.c
+++ b/dlls/d3dx9_36/texture.c
@@ -323,6 +323,11 @@ HRESULT WINAPI D3DXCheckTextureRequirements(struct IDirect3DDevice9 *device, UIN
                 bestfmt = curfmt;
             }
         }
+        if (!bestfmt)
+        {
+            hr = D3DERR_NOTAVAILABLE;
+            goto cleanup;
+        }
         fmt = bestfmt;
         hr = D3D_OK;
     }