[Bug 36658] New: valgrind shows an invalid read in ddraw/tests/d3d.c

https://bugs.winehq.org/show_bug.cgi?id=36658

Bug ID: 36658
           Summary: valgrind shows an invalid read in ddraw/tests/d3d.c
           Product: Wine
           Version: 1.7.19
          Hardware: x86
                OS: Linux
            Status: NEW
          Keywords: download, source, testcase, valgrind
          Severity: normal
          Priority: P2
         Component: directx-d3d
          Assignee: [e-mail]
          Reporter: [e-mail]

../../../tools/runtest -q -P wine -T ../../.. -M ddraw.dll -p ddraw_test.exe.so
d3d && touch d3d.ok
preloader: Warning: failed to reserve range 00110000-68000000
preloader: Warning: failed to reserve range 7f000000-82000000
fixme:win:EnumDisplayDevicesW ((null),0,0x4f9f4a0,0x00000000), stub!
fixme:win:EnumDisplayDevicesW ((null),0,0x4f9f520,0x00000000), stub!
==9737== Invalid read of size 4
==9737==    at 0x635FB00: ??? (in /tmp/.glF7Rc58 (deleted))
==9737==    by 0x5109AE4: fixup_extensions (directx.c:1542)
==9737==    by 0x510FF86: wined3d_adapter_init_gl_caps (directx.c:3131)
==9737==    by 0x5115459: wined3d_adapter_init (directx.c:5180)
==9737==    by 0x51159B2: wined3d_init (directx.c:5272)
==9737==    by 0x51BE953: wined3d_create (wined3d_main.c:105)
==9737==    by 0x4DE1E2B: ddraw_init (ddraw.c:4874)
==9737==    by 0x4DF61F2: DDRAW_Create (main.c:274)
==9737==    by 0x4DF6403: DirectDrawCreate (main.c:309)
==9737==    by 0x4CA7528: CapsTest (d3d.c:810)
==9737==    by 0x4CB7D2D: func_d3d (d3d.c:3953)
==9737==    by 0x4D720F8: run_test (test.h:584)
==9737==    by 0x4D724E7: main (test.h:654)
==9737==  Address 0xeb4f7c0 is on thread 1's stack
==9737==

OpenGL renderer string: GeForce GTX 460/PCIe/SSE2
OpenGL core profile version string: 4.3.0 NVIDIA 337.25