netdev - Re: [PATCH net-next] ixgbevf: fix skb->pkt

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Message-Id: <20140227.160741.1837528571194344504.davem@redhat.com>
Date:	Thu, 27 Feb 2014 16:07:41 -0500 (EST)
From:	David Miller <davem@...hat.com>
To:	f.fainelli@...il.com
Cc:	netdev@...r.kernel.org, e1000-devel@...ts.sourceforge.net,
	aaron.f.brown@...el.com, alexander.h.duyck@...el.com,
	jesse.brandeburg@...el.com
Subject: Re: [PATCH net-next] ixgbevf: fix skb->pkt_type checks

From: Florian Fainelli <f.fainelli@...il.com>
Date: Wed, 26 Feb 2014 14:44:00 -0800

> skb->pkt_type is not a bitmask, but contains only value at a time from
> the range defined in include/uapi/linux/if_packet.h.
> 
> Checking it like if it was a bitmask of values would also cause
> PACKET_OTHERHOST, PACKET_LOOPBACK and PACKET_FASTROUTE to be matched by this
> check since their lower 2 bits are also set, although that does not fix a real
> bug due to how the checks are used, it is still potentially confusing.
> 
> This bogus check was introduced in commit 815cccbf ("ixgbe: add setlink,
> getlink support to ixgbe and ixgbevf").
> 
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>

Intel folks, I assume you will pick this up?
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