winmm: Require at least 16 bytes in the WAVE fmt header for PlaySound.

376f74b4 · Jörg Höhle · Alexandre Julliard · b97697db · 376f74b4
Commit 376f74b4 authored Oct 03, 2009 by Jörg Höhle Committed by Alexandre Julliard Oct 05, 2009
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playsound.c dlls/winmm/playsound.c +1 -1

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--- a/dlls/winmm/playsound.c
+++ b/dlls/winmm/playsound.c
@@ -376,7 +376,7 @@ static DWORD WINAPI proc_PlaySound(LPVOID arg)
 	  (LPSTR)&mmckInfo.ckid, mmckInfo.fccType, mmckInfo.cksize);
    lpWaveFormat = HeapAlloc(GetProcessHeap(), 0, mmckInfo.cksize);
-    if (mmioRead(hmmio, (HPSTR)lpWaveFormat, mmckInfo.cksize) < sizeof(WAVEFORMAT))
+    if (mmioRead(hmmio, (HPSTR)lpWaveFormat, mmckInfo.cksize) < sizeof(PCMWAVEFORMAT))
 	goto errCleanUp;
    TRACE("wFormatTag=%04X !\n", 	lpWaveFormat->wFormatTag);