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From: Kory Maincent <kory.maincent@bootlin.com>
To: Dan Carpenter <dan.carpenter@linaro.org>
Cc: Markus Elfring <Markus.Elfring@web.de>,
	Michal Swiatkowski <michal.swiatkowski@linux.intel.com>,
	netdev@vger.kernel.org, kernel-janitors@vger.kernel.org,
	Andrew Lunn <andrew+netdev@lunn.ch>,
	Ariel Elior <aelior@marvell.com>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>,
	Manish Chopra <manishc@marvell.com>,
	Paolo Abeni <pabeni@redhat.com>,
	Ram Amrani <Ram.Amrani@caviumnetworks.com>,
	Yuval Mintz <Yuval.Mintz@caviumnetworks.com>,
	cocci@inria.fr, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RESEND] qed: Move a variable assignment behind a null pointer check in two functions
Date: Mon, 3 Mar 2025 18:35:32 +0100	[thread overview]
Message-ID: <20250303183532.580eb301@kmaincent-XPS-13-7390> (raw)
In-Reply-To: <a191bd33-6c59-45c2-9890-265ec182b39a@stanley.mountain>

On Mon, 3 Mar 2025 11:28:29 +0300
Dan Carpenter <dan.carpenter@linaro.org> wrote:

> On Mon, Mar 03, 2025 at 09:22:58AM +0100, Markus Elfring wrote:
> > > The assignment:
> > >
> > > 	p_rx = &p_ll2_conn->rx_queue;
> > >
> > > does not dereference "p_ll2_conn".  It just does pointer math.  So the
> > > original code works fine.  
> > 
> > Is there a need to clarify affected implementation details any more?
> > https://wiki.sei.cmu.edu/confluence/display/c/EXP34-C.+Do+not+dereference+null+pointers
> >  
> 
> This is not a NULL dereference.  It's just pointer math.
> 
> regards,
> dan carpenter

Feel free to ignore Markus, he has a long history of sending unhelpful reviews,
comments or patches and continues to ignore repeated requests to stop. He is
already on the ignore lists of several maintainers.
There is a lot of chance that he is a bot.

Regards,
-- 
Köry Maincent, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com

  parent reply	other threads:[~2025-03-03 17:35 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <40c60719-4bfe-b1a4-ead7-724b84637f55@web.de>
     [not found] ` <1a11455f-ab57-dce0-1677-6beb8492a257@web.de>
     [not found]   ` <f7967bee-f3f1-54c4-7352-40c39dd7fead@web.de>
2025-03-02 16:55     ` [PATCH RESEND] qed: Move a variable assignment behind a null pointer check in two functions Markus Elfring
2025-03-03  6:21       ` Michal Swiatkowski
2025-03-03  7:40         ` Dan Carpenter
2025-03-03  8:22           ` [RESEND] " Markus Elfring
2025-03-03  8:28             ` Dan Carpenter
2025-03-03 10:25               ` Markus Elfring
2025-03-03 17:35               ` Kory Maincent [this message]
2025-03-03 17:55                 ` Markus Elfring
     [not found]   ` <624fb730-d9de-ba92-1641-f21260b65283@web.de>
2025-03-02 20:30     ` [PATCH RESEND] tipc: Reduce scope for the variable “fdefq” in tipc_link_tnl_prepare() Markus Elfring
2025-03-05  2:50       ` Jakub Kicinski
     [not found]   ` <d90b8c11-7a40-eec4-007d-3640c0725a56@web.de>
2025-03-03 13:04     ` [PATCH RESEND] iwlegacy: Adjust input parameter validation in il_set_ht_add_station() Markus Elfring
     [not found]   ` <9cb634c8-d6e6-32bc-5fd6-79bf6b274f96@web.de>
2025-03-03 13:18     ` [PATCH RESEND] iwlwifi: Adjust input parameter validation in iwl_sta_calc_ht_flags() Markus Elfring
2025-03-03 13:46       ` Berg, Benjamin

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