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winebus.sys: Just report the bus ID when enumerating compatible IDs. 

It's the only one we actually match against.

Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2019-06-04 12:45:22 -05:00 committed by Alexandre Julliard
parent f39adfe914
commit e83fd91d5f
1 changed files with 4 additions and 23 deletions
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27
dlls/winebus.sys/main.c
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@ -195,33 +195,14 @@ static WCHAR *get_device_id(DEVICE_OBJECT *device)
static WCHAR *get_compatible_ids(DEVICE_OBJECT *device)
{
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
WCHAR *iid, *did, *dst, *ptr;
DWORD len;
WCHAR *dst;
if (!(iid = get_instance_id(device)))
return NULL;
if (!(did = get_device_id(device)))
if ((dst = HeapAlloc(GetProcessHeap(), 0, (strlenW(ext->busid) + 2) * sizeof(WCHAR))))
{
HeapFree(GetProcessHeap(), 0, iid);
return NULL;
strcpyW(dst, ext->busid);
dst[strlenW(dst) + 1] = 0;
}
len = strlenW(iid) + strlenW(did) + strlenW(ext->busid) + 4;
if ((dst = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR))))
{
ptr = dst;
strcpyW(ptr, iid);
ptr += strlenW(iid) + 1;
strcpyW(ptr, did);
ptr += strlenW(did) + 1;
strcpyW(ptr, ext->busid);
ptr += strlenW(ext->busid) + 1;
*ptr = 0;
}
HeapFree(GetProcessHeap(), 0, iid);
HeapFree(GetProcessHeap(), 0, did);
return dst;
}