Kindly ping.

On 11/16/2020 10:13 PM, Peng Liang wrote:
> vnc_write() should be locked after the RFB protocol is initialized.
> 
> Fixes: 0c426e4534b4 ("vnc: Add support for color map")
> Cc: qemu-sta...@nongnu.org
> Reported-by: Euler Robot <euler.ro...@huawei.com>
> Signed-off-by: Peng Liang <liangpen...@huawei.com>
> ---
>  ui/vnc.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/ui/vnc.c b/ui/vnc.c
> index 49235056f7a8..ca3fc376aeb5 100644
> --- a/ui/vnc.c
> +++ b/ui/vnc.c
> @@ -2156,6 +2156,7 @@ static void send_color_map(VncState *vs)
>  {
>      int i;
>  
> +    vnc_lock_output(vs);
>      vnc_write_u8(vs, VNC_MSG_SERVER_SET_COLOUR_MAP_ENTRIES);
>      vnc_write_u8(vs,  0);    /* padding     */
>      vnc_write_u16(vs, 0);    /* first color */
> @@ -2168,6 +2169,7 @@ static void send_color_map(VncState *vs)
>          vnc_write_u16(vs, (((i >> pf->gshift) & pf->gmax) << (16 - 
> pf->gbits)));
>          vnc_write_u16(vs, (((i >> pf->bshift) & pf->bmax) << (16 - 
> pf->bbits)));
>      }
> +    vnc_unlock_output(vs);
>  }
>  
>  static void set_pixel_format(VncState *vs, int bits_per_pixel,
> 

Thanks,
Peng

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