Amos Kong <ak...@redhat.com> writes:

> (qemu) sendkey ctrl_r-scroll_lock-scroll_lock
>
> Executing this command could not let Windows guest panic, it caused by

"could not"?

> the wrong order of releasing keys. This problem was introduced by
> commit e4c8f004c55d9da3eae3e14df740238bf805b5d6.
>
> The right release order should be starting from last item.
>
> Signed-off-by: Amos Kong <ak...@redhat.com>
> ---
>  ui/input.c |    8 +++-----
>  1 files changed, 3 insertions(+), 5 deletions(-)
>
> diff --git a/ui/input.c b/ui/input.c
> index 9abef0c..ecfeb43 100644
> --- a/ui/input.c
> +++ b/ui/input.c
> @@ -234,13 +234,11 @@ static void free_keycodes(void)
>  
>  static void release_keys(void *opaque)
>  {
> -    int i;
> -
> -    for (i = 0; i < keycodes_size; i++) {
> -        if (keycodes[i] & 0x80) {
> +    while (keycodes_size > 0) {
> +        if (keycodes[--keycodes_size] & 0x80) {
>              kbd_put_keycode(0xe0);
>          }
> -        kbd_put_keycode(keycodes[i]| 0x80);
> +        kbd_put_keycode(keycodes[keycodes_size] | 0x80);
>      }
>  
>      free_keycodes();

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