Re: [PATCH net-next] ipv4: avoid a test in ip_rt_put()

On Mon, 2012-10-29 at 09:33 +0100, Eric Dumazet wrote:

From: Eric Dumazet <redacted>

We can save a test in ip_rt_put(), considering dst_release() accepts
a NULL parameter, and dst is first element in rtable.

Add a BUILD_BUG_ON() to catch any change that could break this
assertion.

Signed-off-by: Eric Dumazet <redacted>
Cc: Cong Wang <redacted>

Acked-by: Cong Wang <redacted>

Thanks!