From 26afa0a4eb3fd87757f9de56ec5db5a03b14e120 Mon Sep 17 00:00:00 2001 From: David Ahern Date: Mon, 8 Jun 2020 09:17:23 -0600 Subject: bpf: Reset data_meta before running programs attached to devmap entry This is a new context that does not handle metadata at the moment, so mark data_meta invalid. Fixes: fbee97feed9b ("bpf: Add support to attach bpf program to a devmap entry") Signed-off-by: David Ahern Signed-off-by: Alexei Starovoitov Link: https://lore.kernel.org/bpf/20200608151723.9539-1-dsahern@kernel.org --- kernel/bpf/devmap.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/bpf/devmap.c b/kernel/bpf/devmap.c index 854b09beb16b..bfdff2faf5cb 100644 --- a/kernel/bpf/devmap.c +++ b/kernel/bpf/devmap.c @@ -479,6 +479,7 @@ static struct xdp_buff *dev_map_run_prog(struct net_device *dev, struct xdp_txq_info txq = { .dev = dev }; u32 act; + xdp_set_data_meta_invalid(xdp); xdp->txq = &txq; act = bpf_prog_run_xdp(xdp_prog, xdp); -- cgit v1.2.3