[PATCH v2 0/2] MR4831: wing32: Avoid crash in WinGGetDIBPointer when called with NULL bitmap info.

[Bernhard Übelacker]

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=56135

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  v2: wing32: Avoid crash in WinGGetDIBPointer when called with NULL bitmap info.
      wing32: Add tests.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/4831