[2/4] quartz: Add check for NULL pointer in FileSource_Load. (resend)

[Andrew Eikum]

Signed-off-by: Andrew Eikum <aeikum at codeweavers.com>

On Thu, Apr 28, 2016 at 09:56:50PM +0200, Sebastian Lackner wrote:
> Signed-off-by: Sebastian Lackner <sebastian at fds-team.de>
> ---
>  dlls/quartz/filesource.c        |    3 +++
>  dlls/quartz/tests/avisplitter.c |    1 -
>  2 files changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/dlls/quartz/filesource.c b/dlls/quartz/filesource.c
> index 1a2af44..f0f85fd 100644
> --- a/dlls/quartz/filesource.c
> +++ b/dlls/quartz/filesource.c
> @@ -613,6 +613,9 @@ static HRESULT WINAPI FileSource_Load(IFileSourceFilter * iface, LPCOLESTR pszFi
>  
>      TRACE("(%s, %p)\n", debugstr_w(pszFileName), pmt);
>  
> +    if (!pszFileName)
> +        return E_POINTER;
> +
>      /* open file */
>      /* FIXME: check the sharing values that native uses */
>      hFile = CreateFileW(pszFileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_FLAG_OVERLAPPED, NULL);
> diff --git a/dlls/quartz/tests/avisplitter.c b/dlls/quartz/tests/avisplitter.c
> index d28c5af..dc6d5d3 100644
> --- a/dlls/quartz/tests/avisplitter.c
> +++ b/dlls/quartz/tests/avisplitter.c
> @@ -252,7 +252,6 @@ static void test_filesourcefilter(void)
>          ok(olepath == NULL, "expected NULL, got %p\n", olepath);
>  
>          hr = IFileSourceFilter_Load(filesource, NULL, NULL);
> -        todo_wine
>          ok(hr == E_POINTER, "expected E_POINTER, got %08x\n", hr);
>  
>          hr = IFileSourceFilter_Load(filesource, path, NULL);
> -- 
> 2.8.0
> 
>