From: Wenwen Wang <wenwen@cs.uga.edu>
To: David Miller <davem@davemloft.net>
Cc: Richard Fontana <rfontana@redhat.com>,
Allison Randal <allison@lohutok.net>,
Alexios Zavras <alexios.zavras@intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
"open list:NETWORKING [GENERAL]" <netdev@vger.kernel.org>,
open list <linux-kernel@vger.kernel.org>,
Wenwen Wang <wenwen@cs.uga.edu>
Subject: Re: [PATCH] net: pch_gbe: Fix memory leaks
Date: Thu, 15 Aug 2019 16:03:39 -0400 [thread overview]
Message-ID: <CAAa=b7ft-crBJm+H9U7Bn2dcgfjQsE8o53p2ryBWK3seQoF3Cg@mail.gmail.com> (raw)
In-Reply-To: <20190815.123430.831231953098536795.davem@davemloft.net>
On Thu, Aug 15, 2019 at 3:34 PM David Miller <davem@davemloft.net> wrote:
>
> From: Wenwen Wang <wenwen@cs.uga.edu>
> Date: Tue, 13 Aug 2019 20:33:45 -0500
>
> > In pch_gbe_set_ringparam(), if netif_running() returns false, 'tx_old' and
> > 'rx_old' are not deallocated, leading to memory leaks. To fix this issue,
> > move the free statements after the if branch.
> >
> > Signed-off-by: Wenwen Wang <wenwen@cs.uga.edu>
>
> Why would they be "deallocated"? They are still assigned to
> adapter->tx_ring and adapter->rx_ring.
'adapter->tx_ring' and 'adapter->rx_ring' has been covered by newly
allocated 'txdr' and 'rxdr' respectively before this if statement.
Wenwen
next prev parent reply other threads:[~2019-08-15 20:04 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-14 1:33 [PATCH] net: pch_gbe: Fix memory leaks Wenwen Wang
2019-08-15 19:34 ` David Miller
2019-08-15 20:03 ` Wenwen Wang [this message]
2019-08-15 20:42 ` David Miller
2019-08-15 20:46 ` Wenwen Wang
2019-08-15 20:51 ` David Miller
2019-08-21 4:10 ` Wenwen Wang
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