Commit 9ec22d7c authored Jan 16, 2020 by Florian Westphal Committed by Pablo Neira Ayuso Jan 16, 2020

netfilter: nft_tunnel: ERSPAN_VERSION must not be null



Fixes: af308b94 ("netfilter: nf_tables: add tunnel support")
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

parent 1c702bf9

net/netfilter/nft_tunnel.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -266,6 +266,9 @@ static int nft_tunnel_obj_erspan_init(const struct nlattr *attr,
		if (err < 0)
		return err;

		if (!tb[NFTA_TUNNEL_KEY_ERSPAN_VERSION])
		return -EINVAL;

		version = ntohl(nla_get_be32(tb[NFTA_TUNNEL_KEY_ERSPAN_VERSION]));
		switch (version) {
		case ERSPAN_VERSION:

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