linux-kernel - Re: [PATCH] staging: gasket: Check the return value of gasket_get_bar

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Date:   Sun, 3 May 2020 09:47:25 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Richard Yeh <rcy@...gle.com>
Cc:     Rob Springer <rspringer@...gle.com>,
        Todd Poynor <toddpoynor@...gle.com>,
        Ben Chan <benchan@...omium.org>,
        Oscar Carter <oscar.carter@....com>,
        Simon Que <sque@...omium.org>,
        John Joseph <jnjoseph@...gle.com>, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: gasket: Check the return value of
 gasket_get_bar_index()

On Sat, May 02, 2020 at 05:59:18PM -0400, Richard Yeh wrote:
> Hi, as a new maintainer, I thought I would try to handle this one.

Great, as a start:

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

> This patch looks good to me. This new check properly protects against using
> a negative return value from gasket_get_bar_index() to index into a
> pointer. The gasket_get_bar_index function is called in two other places
> (old lines 845 and 1044) and both other places check the bar_index return
> value for negative values and return error values.
> 
> What is the next step in the process? How do I test the patch? Does Greg
> K-H take these patches directly, or is there something else I should do
> (looking at
> https://github.com/gregkh/presentation-linux-maintainer/blob/master/maintainer.pdf
> page
> 5: clone from
> https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git, ...)?

Just send a "Reviewed-by:" to the patch and I can take it from there.
Also, I strongly suggest going and talking to your co-maintainers for
exactly how to do this, normally at this point in the process you
already know this as it is usually an experienced developer doing the
maintaining.

thanks,

greg k-h