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From: Cong Wang <xiyou.wangcong@gmail.com>
To: netdev@vger.kernel.org
Cc: linux-rdma@vger.kernel.org
Subject: Re: [PATCH 1/1] Fix dst_neigh_lookup/dst_neigh_lookup_skb return value handling bug
Date: Thu, 14 Mar 2013 05:26:20 +0000 (UTC)	[thread overview]
Message-ID: <khrn1r$j3t$1@ger.gmane.org> (raw)
In-Reply-To: 1363232492-4562-1-git-send-email-zhouzhouyi@gmail.com

On Thu, 14 Mar 2013 at 03:41 GMT, Zhouyi Zhou <zhouzhouyi@gmail.com> wrote:
> Tested on my x86_64 machine
>
> Signed-off-by: Zhouyi Zhou <zhouzhouyi@gmail.com>
> ---
>  drivers/infiniband/hw/cxgb4/cm.c |   12 ++++++++++++
>  include/net/dst.h                |    6 ++++--
>  2 files changed, 16 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
> index 565bfb1..6b95851 100644
> --- a/drivers/infiniband/hw/cxgb4/cm.c
> +++ b/drivers/infiniband/hw/cxgb4/cm.c
> @@ -1575,6 +1575,12 @@ static int c4iw_reconnect(struct c4iw_ep *ep)
>  
>  	neigh = dst_neigh_lookup(ep->dst,
>  			&ep->com.cm_id->remote_addr.sin_addr.s_addr);
> +	if (!neigh) {
> +		pr_err("%s - cannot alloc neigh.\n", __func__);
> +		err = -ENOMEM;
> +		goto fail4;


You don't need to print error messages for OOM, the mm subsystem will
do.

  reply	other threads:[~2013-03-14  5:26 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-14  3:41 [PATCH 1/1] Fix dst_neigh_lookup/dst_neigh_lookup_skb return value handling bug Zhouyi Zhou
2013-03-14  5:26 ` Cong Wang [this message]
     [not found] ` <1363232492-4562-1-git-send-email-zhouzhouyi-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-03-15 13:42   ` Steve Wise

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