Netdev List
 help / color / mirror / Atom feed
From: Vladimir Oltean <vladimir.oltean@nxp.com>
To: "netdev@vger.kernel.org" <netdev@vger.kernel.org>
Cc: "David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Claudiu Manoil <claudiu.manoil@nxp.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net] net: enetc: zeroize buffer descriptors in enetc_dma_alloc_bdr()
Date: Tue, 25 Oct 2022 23:31:53 +0000	[thread overview]
Message-ID: <20221025233152.idxmtikicu3kmedo@skbuf> (raw)
In-Reply-To: <20221024172049.4187400-1-vladimir.oltean@nxp.com>

On Mon, Oct 24, 2022 at 08:20:49PM +0300, Vladimir Oltean wrote:
> Under memory pressure, enetc_refill_rx_ring() may fail, and when called
> during the enetc_open() -> enetc_setup_rxbdr() procedure, this is not
> checked for.

Please don't apply this yet, I'm still investigating a crash which has
the symptoms described here, and I'm not sure why the patch didn't fix it.

  parent reply	other threads:[~2022-10-25 23:32 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-24 17:20 [PATCH net] net: enetc: zeroize buffer descriptors in enetc_dma_alloc_bdr() Vladimir Oltean
2022-10-25  7:41 ` Claudiu Manoil
2022-10-25 23:31 ` Vladimir Oltean [this message]
2022-10-26 12:14   ` Vladimir Oltean

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20221025233152.idxmtikicu3kmedo@skbuf \
    --to=vladimir.oltean@nxp.com \
    --cc=claudiu.manoil@nxp.com \
    --cc=davem@davemloft.net \
    --cc=edumazet@google.com \
    --cc=kuba@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=pabeni@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox