linux-kernel - Re: [PATCH v4 1/2] staging: android: Remove BUG_ON from ion_page

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Date:   Mon, 24 Aug 2020 14:22:06 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Tomer Samara <tomersamara98@...il.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        devel@...verdev.osuosl.org, Todd Kjos <tkjos@...roid.com>,
        Suren Baghdasaryan <surenb@...gle.com>,
        Riley Andrews <riandrews@...roid.com>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Hridya Valsaraju <hridya@...gle.com>,
        Arve Hjønnevåg <arve@...roid.com>,
        Joel Fernandes <joel@...lfernandes.org>,
        Laura Abbott <labbott@...hat.com>,
        Martijn Coenen <maco@...roid.com>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Christian Brauner <christian@...uner.io>
Subject: Re: [PATCH v4 1/2] staging: android: Remove BUG_ON from
 ion_page_pool.c

On Fri, Aug 21, 2020 at 06:27:37PM +0300, Tomer Samara wrote:
> BUG_ON() is removed at ion_page_pool.c
> 
> Fixes the following issue:
> Avoid crashing the kernel - try using WARN_ON & recovery code ratherthan BUG() or BUG_ON().
> 
> Signed-off-by: Tomer Samara <tomersamara98@...il.com>
> ---

You should put a note here about what changed between v3 vs v4. Like so:
---
v4: Just remove the BUG_ON()s instead of adding new returns.
v3: Hand the new return paths or whatever.

Anyway, looks good.

Reviewed-by: Dan Carpenter <dan.carpenter@...cle.com>

regards,
dan carpenter