Message ID | 20171120045522.2188-2-jakub.kicinski@netronome.com |
---|---|
State | Changes Requested, archived |
Delegated to: | BPF Maintainers |
Headers | show |
Series | bpf: offload: check netdev pointer in the drivers and namespace trouble | expand |
diff --git a/kernel/bpf/offload.c b/kernel/bpf/offload.c index 2816feb38be1..fd696d3dd429 100644 --- a/kernel/bpf/offload.c +++ b/kernel/bpf/offload.c @@ -85,6 +85,10 @@ static void __bpf_prog_offload_destroy(struct bpf_prog *prog) struct bpf_dev_offload *offload = prog->aux->offload; struct netdev_bpf data = {}; + /* Caution - if netdev is destroyed before the program, this function + * will be called twice. + */ + data.offload.prog = prog; if (offload->verifier_running)