diff options
Diffstat (limited to 'drivers/net/ethernet/engleder/tsnep_xdp.c')
| -rw-r--r-- | drivers/net/ethernet/engleder/tsnep_xdp.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/ethernet/engleder/tsnep_xdp.c b/drivers/net/ethernet/engleder/tsnep_xdp.c new file mode 100644 index 000000000000..4d14cb1fd772 --- /dev/null +++ b/drivers/net/ethernet/engleder/tsnep_xdp.c @@ -0,0 +1,19 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (C) 2022 Gerhard Engleder <gerhard@engleder-embedded.com> */ + +#include <linux/if_vlan.h> +#include <net/xdp_sock_drv.h> + +#include "tsnep.h" + +int tsnep_xdp_setup_prog(struct tsnep_adapter *adapter, struct bpf_prog *prog, + struct netlink_ext_ack *extack) +{ + struct bpf_prog *old_prog; + + old_prog = xchg(&adapter->xdp_prog, prog); + if (old_prog) + bpf_prog_put(old_prog); + + return 0; +} |