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From: Sven Eckelmann <sven@narfation.org>
Date: Fri, 16 Mar 2018 22:25:36 +0100
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Subject: Re: [B.A.T.M.A.N.] [PATCH maint 3/3] batman-adv: do not modify
 batadv packet header before pulling it
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On Freitag, 16. M=E4rz 2018 21:24:32 CET Sven Eckelmann wrote:
> On Freitag, 16. M=E4rz 2018 11:29:11 CET Matthias Schiffer wrote:
> > +       skb_push_rcsum(skb, hdr_size);
>=20
> This function is only available since Linux 4.7. Compat code support must=
=20
> be added to avoid build problems with oler kernels. An example can be
> found in=20
> https://git.open-mesh.org/batman-adv.git/commit/9f2b23430dec8caceedf996eb=
8ec75d3f8674144

Looks like the dependency skb_postpush_rcsum was added in 4.5. The
corrected version can be found in=20
https://git.open-mesh.org/batman-adv.git/commit/9269709d9dabf13e70f1be2fe62=
2278648f47017

Kind regards,
	Sven
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