Re: [PATCH 1/2] thunderbolt: Fix a leak in tb_retimer_add()

From: Mika Westerberg
Date: Tue Mar 30 2021 - 06:42:31 EST


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@xxxxxxxxxx>
> ---
> 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!