netdev - Re: [PATCH][next] dpaa2-mac: Fix potential null pointer dereference

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Message-Id: <20200925.171554.1696394343282908508.davem@davemloft.net>
Date:   Fri, 25 Sep 2020 17:15:54 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     gustavoars@...nel.org
Cc:     ioana.ciornei@....com, ruxandra.radulescu@....com, kuba@...nel.org,
        andrew@...n.ch, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH][next] dpaa2-mac: Fix potential null pointer dereference

From: "Gustavo A. R. Silva" <gustavoars@...nel.org>
Date: Fri, 25 Sep 2020 12:03:23 -0500

> There is a null-check for _pcs_, but it is being dereferenced
> prior to this null-check. So, if _pcs_ can actually be null,
> then there is a potential null pointer dereference that should
> be fixed by null-checking _pcs_ before being dereferenced.
> 
> Addresses-Coverity-ID: 1497159 ("Dereference before null check")
> Fixes: 94ae899b2096 ("dpaa2-mac: add PCS support through the Lynx module")
> Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>

Applied, thanks.