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[USBD]

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- Don't assert on invalid usb descriptor
- Core-6574

svn path=/trunk/; revision=57598
This commit is contained in:
Johannes Anderwald 2012-10-23 04:54:37 +00:00
parent ed3d75f9de
commit d1e0226d49
1 changed files with 5 additions and 2 deletions
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7
reactos/drivers/usb/usbd/usbd.c
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@ -474,8 +474,11 @@ USBD_ParseDescriptors(
return CommonDescriptor;
}
/* sanity check */
ASSERT(CommonDescriptor->bLength);
if (CommonDescriptor->bLength == 0)
{
/* invalid usb descriptor */
return NULL;
}
/* move to next descriptor */
CommonDescriptor = (PUSB_COMMON_DESCRIPTOR)((ULONG_PTR)CommonDescriptor + CommonDescriptor->bLength);