netdev - Re: [PATCH] fix potential wild pointer when NIC is dying

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Date:	Tue, 13 Apr 2010 21:23:06 -0700
From:	Joe Perches <joe@...ches.com>
To:	Changli Gao <xiaosuo@...il.com>
Cc:	"David S. Miller" <davem@...emloft.net>,
	Tom Herbert <therbert@...gle.com>,
	Eric Dumazet <eric.dumazet@...il.com>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	netdev@...r.kernel.org
Subject: Re: [PATCH] fix potential wild pointer when NIC is dying

On Wed, 2010-04-14 at 20:18 +0800, Changli Gao wrote:
> diff --git a/net/core/dev.c b/net/core/dev.c
> index a10a216..fe4a821 100644
> --- a/net/core/dev.c
> +++ b/net/core/dev.c
[]
> -static void flush_backlog(void *arg)
> +static int flush_backlog(void *arg)

Why change this to return int?

> +	return 0;

It seems to always return 0.

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