Re: çå: [RFC PATCH] char: misc: Init misc->list in a safe way

From: Greg Kroah-Hartman
Date: Tue Jun 27 2017 - 02:29:31 EST



A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?
A: Top-posting.
Q: What is the most annoying thing in e-mail?

A: No.
Q: Should I include quotations after my reply?

http://daringfireball.net/2007/07/on_top

On Tue, Jun 27, 2017 at 02:02:13AM +0000, Zhongping Tan (èäå) wrote:
> Ok, firstly we need to discuss the list usage, for list head we need
> do initialization, but for list node we don't need initialization at
> all.

I don't understand, why is your misc driver touching that field at all?
Do I need to go and make it "private" somehow?

> And for misc_list head, we use LIST_HEAD to define and initialize
> it. So I don't know why we put INIT_LIST_HEAD(&misc->list) in function
> misc_register, any bugs when without it?

Again, what is wrong with the code today? What driver is this causing
problems for?

thanks,

greg k-h