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From: Jakub Kicinski <jakub.kicinski@netronome.com>
Date: Tue, 17 Jul 2018 10:53:28 -0700
Subject: nfp: bpf: allow program sharing within ASIC
Patch-mainline: v4.19-rc1
Git-commit: b5faa20d6fb28144a71885720a436e2297e26e9b
References: bsc#1109837

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>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/netronome/nfp/bpf/offload.c |   10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

--- 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 *
 {
 	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;