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Re: [Qemu-devel] [PATCH] usb: drop unnecessary usb_device_post_load chec
From: |
Gerd Hoffmann |
Subject: |
Re: [Qemu-devel] [PATCH] usb: drop unnecessary usb_device_post_load checks |
Date: |
Tue, 8 Jan 2019 12:38:58 +0100 |
User-agent: |
NeoMutt/20180716 |
On Mon, Jan 07, 2019 at 05:51:40PM +0000, Jonathan Davies wrote:
> In usb_device_post_load, certain values of dev->setup_len or
> dev->setup_index can cause -EINVAL to be returned. One example is when
> setup_len exceeds 4096, the hard-coded value of sizeof(dev->data_buf).
> This can happen through legitimate guest activity and will cause all
> subsequent attempts to migrate the guest to fail in vmstate_load_state.
Added to usb queue.
thanks,
Gerd