netdev - Re: [PATCH 54/54] if_vlan: Call dev_kfree_skb_any instead of kfree

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Message-ID: <1395780528.12610.184.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Tue, 25 Mar 2014 13:48:48 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	xiyou.wangcong@...il.com, mpm@...enic.com, satyam.sharma@...il.com
Subject: Re: [PATCH 54/54] if_vlan: Call dev_kfree_skb_any instead of
 kfree_skb.

On Mon, 2014-03-24 at 23:05 -0700, Eric W. Biederman wrote:
> From: "Eric W. Biederman" <ebiederm@...ssion.com>
> 
> Replace kfree_skb with dev_kfree_skb_any in vlan_insert_tag as
> vlan_insert_tag can be called from hard irq context (netpoll)
> and from other contexts.
> 
> dev_kfree_skb_any is used as vlan_insert_tag only frees the skb if the
> skb can not be modified to insert a tag, in which case vlan_insert_tag
> drops the skb.
> 
> Signed-off-by: "Eric W. Biederman" <ebiederm@...ssion.com>

Acked-by: Eric Dumazet <edumazet@...gle.com>


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