Re: [PATCH 1/1] TTY Fix NULL pointer error in tty_wakeup
From: Greg Kroah-Hartman
Date: Sun Mar 31 2013 - 11:02:42 EST
A: No.
Q: Should I include quotations after my reply?
http://daringfireball.net/2007/07/on_top
On Sun, Mar 31, 2013 at 04:09:05PM +0800, frankie lin wrote:
> Hi, greg, it's excited to get your reply.
> In our case, it is gs_start_io(struct gs_port *port) in the file u_serial.c who
> call the tty_wakeup. We are trying to find the root cause. Something is wrong
> before calling tty_wakeup, nevertheless it is reasonable to check the parameter
> first before test_bit.
No, please find the root problem here in your driver.
> To some extent, this patch can improve the robustness of function tty_wakeup,
> isn't it?
Not at the expense of papering over other bugs, sorry.
greg k-h
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