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From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Andreas Noever <andreas.noever@gmail.com>,
	Kranthi Kuntala <kranthi.kuntala@intel.com>,
	Michael Jamet <michael.jamet@intel.com>,
	Yehezkel Bernat <YehezkelShB@gmail.com>,
	linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
	kernel-janitors@vger.kernel.org, Jason Gunthorpe <jgg@nvidia.com>
Subject: Re: [PATCH 1/2] thunderbolt: Fix a leak in tb_retimer_add()
Date: Tue, 30 Mar 2021 13:41:25 +0300	[thread overview]
Message-ID: <20210330104125.GP2542@lahna.fi.intel.com> (raw)
In-Reply-To: <YGFulvAa5Kz6HTsd@mwanda>

On Mon, Mar 29, 2021 at 09:07:18AM +0300, Dan Carpenter wrote:
> After the device_register() succeeds, then the correct way to clean up
> is to call device_unregister().  The unregister calls both device_del()
> and device_put().  Since this code was only device_del() it results in
> a memory leak.
> 
> Fixes: dacb12877d92 ("thunderbolt: Add support for on-board retimers")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> ---
> This is from a new static checker warning.  Not tested.  With new
> warnings it's also possible that I have misunderstood something
> fundamental so review carefully etc.
> 
>  drivers/thunderbolt/retimer.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Both patches applied to thunderbolt.git/fixes. Thanks Dan!

      parent reply	other threads:[~2021-03-30 10:42 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-29  6:07 [PATCH 1/2] thunderbolt: Fix a leak in tb_retimer_add() Dan Carpenter
2021-03-29  6:08 ` [PATCH 2/2] thunderbolt: Fix off by one in tb_port_find_retimer() Dan Carpenter
2021-03-29 13:02 ` [PATCH 1/2] thunderbolt: Fix a leak in tb_retimer_add() Jason Gunthorpe
2021-03-29 14:43   ` Mika Westerberg
2021-03-29 14:54     ` Jason Gunthorpe
2021-03-29 15:06       ` Mika Westerberg
2021-03-30 10:41 ` Mika Westerberg [this message]

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