[Bug 36594] New: valgrind shows uninitialized memory use in windowscodecs/tests/metadata.c

https://bugs.winehq.org/show_bug.cgi?id=36594

Bug ID: 36594
           Summary: valgrind shows uninitialized memory use in
                    windowscodecs/tests/metadata.c
           Product: Wine
           Version: 1.7.19
          Hardware: x86
                OS: Linux
            Status: NEW
          Keywords: download, source, testcase
          Severity: normal
          Priority: P2
         Component: windowscodecs
          Assignee: [e-mail]
          Reporter: [e-mail]

==24667== Conditional jump or move depends on uninitialised value(s)
==24667==    at 0x4CD4D17: winetest_vok (test.h:333)
==24667==    by 0x4CD4E23: winetest_ok (test.h:357)
==24667==    by 0x4CBCD5A: compare_metadata (metadata.c:613)
==24667==    by 0x4CBD126: test_metadata_IFD (metadata.c:694)
==24667==    by 0x4CC3D9B: func_metadata (metadata.c:1784)
==24667==    by 0x4CD57DA: run_test (test.h:584)
==24667==    by 0x4CD5BC9: main (test.h:654)
==24667==  Uninitialised value was created by a client request
==24667==    at 0x7BC4C4D6: mark_block_uninitialized (heap.c:209)
==24667==    by 0x7BC4C641: initialize_block (heap.c:240)
==24667==    by 0x7BC50F4D: RtlAllocateHeap (heap.c:1717)
==24667==    by 0x4E5A55F: LoadIfdMetadata (metadatahandler.c:1129)
==24667==    by 0x4E580FE: MetadataHandler_LoadEx (metadatahandler.c:424)
==24667==    by 0x4CB9EE9: load_stream (wincodecsdk.h:1817)
==24667==    by 0x4CBD05B: test_metadata_IFD (metadata.c:688)
==24667==    by 0x4CC3D9B: func_metadata (metadata.c:1784)
==24667==    by 0x4CD57DA: run_test (test.h:584)
==24667==    by 0x4CD5BC9: main (test.h:654)
==24667==