linux-kernel - Re: [PATCH] rds: ib: Fix missing call to rds_ib_dev_put in rds_ib_setup

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Message-Id: <67AE1ED5-55ED-4572-92E9-9FCE18C824A5@oracle.com>
Date:   Wed, 25 Apr 2018 15:48:51 +0200
From:   Håkon Bugge <haakon.bugge@...cle.com>
To:     Dag Moxnes <dag.moxnes@...cle.com>
Cc:     Santosh Shilimkar <santosh.shilimkar@...cle.com>,
        "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
        OFED mailing list <linux-rdma@...r.kernel.org>,
        rds-devel@....oracle.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] rds: ib: Fix missing call to rds_ib_dev_put in
 rds_ib_setup_qp



> On 25 Apr 2018, at 13:22, Dag Moxnes <dag.moxnes@...cle.com> wrote:
> 
> The function rds_ib_setup_qp is calling rds_ib_get_client_data and
> should correspondingly call rds_ib_dev_put. This call was lost in
> the non-error path with the introduction of error handling done in
> commit 3b12f73a5c29 ("rds: ib: add error handle")
> 
> Signed-off-by: Dag Moxnes <dag.moxnes@...cle.com>

Reviewed-by: Håkon Bugge <haakon.bugge@...cle.com>


Thxs, Håkon

> ---
> net/rds/ib_cm.c |    3 ++-
> 1 files changed, 2 insertions(+), 1 deletions(-)
> 
> diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c
> index eea1d86..13b38ad 100644
> --- a/net/rds/ib_cm.c
> +++ b/net/rds/ib_cm.c
> @@ -547,7 +547,7 @@ static int rds_ib_setup_qp(struct rds_connection *conn)
> 	rdsdebug("conn %p pd %p cq %p %p\n", conn, ic->i_pd,
> 		 ic->i_send_cq, ic->i_recv_cq);
> 
> -	return ret;
> +	goto out;
> 
> sends_out:
> 	vfree(ic->i_sends);
> @@ -572,6 +572,7 @@ static int rds_ib_setup_qp(struct rds_connection *conn)
> 		ic->i_send_cq = NULL;
> rds_ibdev_out:
> 	rds_ib_remove_conn(rds_ibdev, conn);
> +out:
> 	rds_ib_dev_put(rds_ibdev);
> 
> 	return ret;
> -- 
> 1.7.1
> 
> --
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