wined3d: Don't leak memory in IWineD3DPixelShaderImpl_GenerateShader().

dlls/wined3d/pixelshader.c

@@ -275,13 +275,18 @@ static void pshader_set_limits(
 static inline GLuint IWineD3DPixelShaderImpl_GenerateShader(
     IWineD3DPixelShaderImpl *This) {
     SHADER_BUFFER buffer;
+    GLuint shader;
 
     buffer.buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, SHADER_PGMSIZE);
     buffer.bsize = 0;
     buffer.lineNo = 0;
     buffer.newline = TRUE;
 
-    return ((IWineD3DDeviceImpl *)This->baseShader.device)->shader_backend->shader_generate_pshader((IWineD3DPixelShader *) This, &buffer);
+    shader = ((IWineD3DDeviceImpl *)This->baseShader.device)->shader_backend->shader_generate_pshader((IWineD3DPixelShader *)This, &buffer);
+
+    HeapFree(GetProcessHeap(), 0, buffer.buffer);
+
+    return shader;
 }
 
 static HRESULT WINAPI IWineD3DPixelShaderImpl_SetFunction(IWineD3DPixelShader *iface, CONST DWORD *pFunction) {