On Sun, Apr 17, 2016 at 04:29:53AM -0700, Isaac Lozano wrote:
> If an application uses libmtp on the guest system,
> it will complain with the warning message:
> LIBMTP WARNING: VendorExtensionID: ffffffff
> LIBMTP WARNING: VendorExtensionDesc: (null)
> LIBMTP WARNING: this typically means the device is PTP (i.e. a camera) but
> not a MTP device at all. Trying to continue anyway.
> 
> This is because libmtp expects a MTP Vendor Extension ID of 0x00000006 and a
> MTP Version of 0x0064. These numbers are taken from Microsoft's MTP Vendor
> Extension Identification Message page and are what most physical devices
> show.
> 
> Signed-off-by: Isaac Lozano <109loza...@gmail.com>
> ---
>  hw/usb/dev-mtp.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Welcome to QEMU!

Link to MTP Vendor Extension Identification Message page for other
reviewers:
https://msdn.microsoft.com/en-us/library/ff632482.aspx

Reviewed-by: Stefan Hajnoczi <stefa...@redhat.com>

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