Re: [PATCH 1/1] drivers/tty: check for null pointer

[Greg KH]

On Wed, Sep 06, 2017 at 09:38:11PM +0800, Zhenhua wrote:
> The parameter "handler" is not checked, which may cause system
> crash on some broken devices.

Then those broken drivers need to be fixed.

What specific in-kernel drivers have this problem?

thanks,

greg k-h