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Date:   Thu, 1 Mar 2018 13:50:31 +0100
From:   Cornelia Huck <cohuck@redhat.com>
To:     Arvind Yadav <arvind.yadav.cs@gmail.com>
Cc:     jwi@linux.vnet.ibm.com, ubraun@linux.vnet.ibm.com,
        davem@davemloft.net, linux-kernel@vger.kernel.org,
        linux-s390@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH v3] net: iucv: Free memory obtained by kzalloc
Message-ID: <20180301135031.149076bf.cohuck@redhat.com>
In-Reply-To: <1519903917-11575-1-git-send-email-arvind.yadav.cs@gmail.com>
References: <1519903917-11575-1-git-send-email-arvind.yadav.cs@gmail.com>
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On Thu,  1 Mar 2018 17:01:57 +0530
Arvind Yadav <arvind.yadav.cs@gmail.com> wrote:

> Free memory by calling put_device(), if afiucv_iucv_init is not
> successful.
> 
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
> ---
> changes in v2:
>              Calling put_device() before kfree().
> changes in v3:
>              No need to call kfree(). So removed kfree().
> 
>  net/iucv/af_iucv.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
> index 1e8cc7b..9e2643a 100644
> --- a/net/iucv/af_iucv.c
> +++ b/net/iucv/af_iucv.c
> @@ -2433,9 +2433,11 @@ static int afiucv_iucv_init(void)
>  	af_iucv_dev->driver = &af_iucv_driver;
>  	err = device_register(af_iucv_dev);
>  	if (err)
> -		goto out_driver;
> +		goto out_iucv_dev;
>  	return 0;
>  
> +out_iucv_dev:
> +	put_device(af_iucv_dev);
>  out_driver:
>  	driver_unregister(&af_iucv_driver);
>  out_iucv:

Reviewed-by: Cornelia Huck <cohuck@redhat.com>