TextureLoader: Add null checks for D3DTexture after creation

Author: seer-by-sentry[bot]

GeneralsMD/Code/Libraries/Source/WWVegas/WW3D2/textureloader.cpp

@@ -1532,6 +1532,10 @@ bool TextureLoadTaskClass::Begin_Compressed_Load(void)
 #endif
 	);
 
+	if (!D3DTexture) {
+		return false;
+	}
+
 	MipLevelCount = mip_level_count;
 
 	return true;
@@ -1627,6 +1631,10 @@ bool TextureLoadTaskClass::Begin_Uncompressed_Load(void)
 #endif
 	);
 
+	if (!D3DTexture) {
+		return false;
+	}
+
 	return true;
 }