diff --git a/dlls/d3dx9_36/math.c b/dlls/d3dx9_36/math.c
index ff193699b76..941f2050657 100644
--- a/dlls/d3dx9_36/math.c
+++ b/dlls/d3dx9_36/math.c
@@ -844,7 +844,6 @@ static HRESULT WINAPI ID3DXMatrixStackImpl_LoadMatrix(ID3DXMatrixStack *iface, C
 
     TRACE("iface %p\n", iface);
 
-    if (!pm) return D3DERR_INVALIDCALL;
     This->stack[This->current] = *pm;
 
     return D3D_OK;
diff --git a/dlls/d3dx9_36/tests/math.c b/dlls/d3dx9_36/tests/math.c
index d2bdac0072c..7b513da915b 100644
--- a/dlls/d3dx9_36/tests/math.c
+++ b/dlls/d3dx9_36/tests/math.c
@@ -1483,9 +1483,6 @@ static void test_matrix_stack(void)
     hr = ID3DXMatrixStack_Push(stack);
     ok(SUCCEEDED(hr), "Push failed, hr %#x\n", hr);
 
-    hr = ID3DXMatrixStack_LoadMatrix(stack, NULL);
-    ok(hr == D3DERR_INVALIDCALL, "LoadMatrix returned %#x, expected D3DERR_INVALIDCALL\n", hr);
-
     hr = ID3DXMatrixStack_LoadMatrix(stack, &mat1);
     ok(SUCCEEDED(hr), "LoadMatrix failed, hr %#x\n", hr);
     expect_mat(&mat1, ID3DXMatrixStack_GetTop(stack));