treewide: remove files for building 5.10 kernel

All targets are bumped to 5.15. Remove the old 5.10 patches, configs
and files using:

  find target/linux -iname '*-5.10' -exec rm -r {} \;

Further, remove the 5.10 include.

Signed-off-by: Nick Hainke <vincent@systemli.org>

1 files changed, 0 insertions, 47 deletions

diff --git a/target/linux/generic/backport-5.10/613-v5.15-01-netfilter-flowtable-remove-nf_ct_l4proto_find-call.patch b/target/linux/generic/backport-5.10/613-v5.15-01-netfilter-flowtable-remove-nf_ct_l4proto_find-call.patch
deleted file mode 100644
index 72accec50c..0000000000
--- a/target/linux/generic/backport-5.10/613-v5.15-01-netfilter-flowtable-remove-nf_ct_l4proto_find-call.patch
+++ /dev/null
@@ -1,47 +0,0 @@
-From 92fb15513edc6ae1eb51f717e70d4d3d538c2d09 Mon Sep 17 00:00:00 2001
-From: Pablo Neira Ayuso <pablo@netfilter.org>
-Date: Mon, 19 Jul 2021 18:04:01 +0200
-Subject: [PATCH] netfilter: flowtable: remove nf_ct_l4proto_find() call
-
-TCP and UDP are built-in conntrack protocol trackers and the flowtable
-only supports for TCP and UDP, remove this call.
-
-Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
----
- net/netfilter/nf_flow_table_core.c | 10 ----------
- 1 file changed, 10 deletions(-)
-
---- a/net/netfilter/nf_flow_table_core.c
-+++ b/net/netfilter/nf_flow_table_core.c
-@@ -180,15 +180,10 @@ static void flow_offload_fixup_tcp(struc
- 
- static void flow_offload_fixup_ct_timeout(struct nf_conn *ct)
- {
--	const struct nf_conntrack_l4proto *l4proto;
- 	struct net *net = nf_ct_net(ct);
- 	int l4num = nf_ct_protonum(ct);
- 	unsigned int timeout;
- 
--	l4proto = nf_ct_l4proto_find(l4num);
--	if (!l4proto)
--		return;
--
- 	if (l4num == IPPROTO_TCP) {
- 		struct nf_tcp_net *tn = nf_tcp_pernet(net);
- 
-@@ -273,15 +268,10 @@ static const struct rhashtable_params nf
- 
- unsigned long flow_offload_get_timeout(struct flow_offload *flow)
- {
--	const struct nf_conntrack_l4proto *l4proto;
- 	unsigned long timeout = NF_FLOW_TIMEOUT;
- 	struct net *net = nf_ct_net(flow->ct);
- 	int l4num = nf_ct_protonum(flow->ct);
- 
--	l4proto = nf_ct_l4proto_find(l4num);
--	if (!l4proto)
--		return timeout;
--
- 	if (l4num == IPPROTO_TCP) {
- 		struct nf_tcp_net *tn = nf_tcp_pernet(net);
-