netdev - Re: [PATCH net-next v2 2/7] vxlan: simplify exception handling

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Date:   Thu, 10 Nov 2016 19:33:47 +0100
From:   Jiri Benc <jbenc@...hat.com>
To:     Pravin Shelar <pshelar@....org>
Cc:     Linux Kernel Network Developers <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next v2 2/7] vxlan: simplify exception handling

On Thu, 10 Nov 2016 10:10:09 -0800, Pravin Shelar wrote:
> I wanted to do same, that is free dst and skb in caller function. But
> that would need more changes due to discrepancy in IPv4 udp-tunnel and
> IPv6 udp-tunnel api. IPv4 works on route entry and IPv6 needs dst
> entry. so If caller frees dst-entry then I need additional variable to
> keep track of dst entry which is what I am trying to avoid.

Is additional variable really that bad? It's likely to be optimized by
the compiler and it will lead to less surprises. You obviously caught
me during review :-)

 Jiri