From: Jakub Kicinski <jakub.kicinski@netronome.com>
Date: Tue, 17 Jul 2018 17:53:28 +0000 (-0700)
Subject: nfp: bpf: allow program sharing within ASIC
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=b5faa20d6fb28144a71885720a436e2297e26e9b;p=openwrt%2Fstaging%2Fblogic.git

nfp: bpf: allow program sharing within ASIC

Allow program sharing between netdevs of the same NFP ASIC.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Quentin Monnet <quentin.monnet@netronome.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
---

diff --git a/drivers/net/ethernet/netronome/nfp/bpf/offload.c b/drivers/net/ethernet/netronome/nfp/bpf/offload.c
index 78f44c4d95b4..49b03f7dbf46 100644
--- a/drivers/net/ethernet/netronome/nfp/bpf/offload.c
+++ b/drivers/net/ethernet/netronome/nfp/bpf/offload.c
@@ -566,14 +566,8 @@ int nfp_net_bpf_offload(struct nfp_net *nn, struct bpf_prog *prog,
 {
 	int err;
 
-	if (prog) {
-		struct bpf_prog_offload *offload = prog->aux->offload;
-
-		if (!offload)
-			return -EINVAL;
-		if (offload->netdev != nn->dp.netdev)
-			return -EINVAL;
-	}
+	if (prog && !bpf_offload_dev_match(prog, nn->dp.netdev))
+		return -EINVAL;
 
 	if (prog && old_prog) {
 		u8 cap;