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dmloader: Fixed some pointer read/write checks (Coverity).

This commit is contained in:
Marcus Meissner 2009-01-31 23:36:44 +01:00 committed by Alexandre Julliard
parent fc3b99b90a
commit 2aebb568a8
1 changed files with 7 additions and 21 deletions
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28
dlls/dmloader/container.c
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@ -125,29 +125,15 @@ static HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicContainer_EnumObject
TRACE("(%p, %s, %d, %p, %p)\n", This, debugstr_dmguid(rguidClass), dwIndex, pDesc, pwszAlias);
/* check if we can write to whole pDesc */
if (pDesc) {
if (IsBadReadPtr (pDesc, sizeof(DWORD))) {
ERR(": pDesc->dwSize bad read pointer\n");
return E_POINTER;
}
if (pDesc->dwSize != sizeof(DMUS_OBJECTDESC)) {
ERR(": invalid pDesc->dwSize\n");
return E_INVALIDARG;
}
if (IsBadWritePtr (pDesc, sizeof(DMUS_OBJECTDESC))) {
ERR(": pDesc bad write pointer\n");
return E_POINTER;
}
if (!pDesc)
return E_POINTER;
if (pDesc->dwSize != sizeof(DMUS_OBJECTDESC)) {
ERR(": invalid pDesc->dwSize %d\n", pDesc->dwSize);
return E_INVALIDARG;
}
/* check if wszAlias is big enough */
if (pwszAlias && IsBadWritePtr (pwszAlias, DMUS_MAX_FILENAME_SIZE)) {
ERR(": wszAlias bad write pointer\n");
return E_POINTER;
}
DM_STRUCT_INIT(pDesc);
LIST_FOR_EACH (pEntry, This->pContainedObjects) {
pContainedObject = LIST_ENTRY (pEntry, WINE_CONTAINER_ENTRY, entry);