[PATCH] conhost: Validate width param in write_output.

[Jacek Caban]

From: Pengpeng Dong <dongpengpeng(a)uniontech.com>

Signed-off-by: Pengpeng Dong <dongpengpeng(a)uniontech.com>
Signed-off-by: Jacek Caban <jacek(a)codeweavers.com>
---
  programs/conhost/conhost.c | 2 ++
  1 file changed, 2 insertions(+)