diff options
Diffstat (limited to 'drivers/net/tun.c')
| -rw-r--r-- | drivers/net/tun.c | 24 |
1 files changed, 3 insertions, 21 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 3c11a77f5709..be69d272052f 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -219,24 +219,6 @@ struct veth { __be16 h_vlan_TCI; }; -bool tun_is_xdp_frame(void *ptr) -{ - return (unsigned long)ptr & TUN_XDP_FLAG; -} -EXPORT_SYMBOL(tun_is_xdp_frame); - -void *tun_xdp_to_ptr(void *ptr) -{ - return (void *)((unsigned long)ptr | TUN_XDP_FLAG); -} -EXPORT_SYMBOL(tun_xdp_to_ptr); - -void *tun_ptr_to_xdp(void *ptr) -{ - return (void *)((unsigned long)ptr & ~TUN_XDP_FLAG); -} -EXPORT_SYMBOL(tun_ptr_to_xdp); - static int tun_napi_receive(struct napi_struct *napi, int budget) { struct tun_file *tfile = container_of(napi, struct tun_file, napi); @@ -1590,10 +1572,10 @@ static int tun_xdp_act(struct tun_struct *tun, struct bpf_prog *xdp_prog, break; default: bpf_warn_invalid_xdp_action(act); - /* fall through */ + fallthrough; case XDP_ABORTED: trace_xdp_exception(tun->dev, xdp_prog, act); - /* fall through */ + fallthrough; case XDP_DROP: this_cpu_inc(tun->pcpu_stats->rx_dropped); break; @@ -2417,7 +2399,7 @@ static int tun_xdp_one(struct tun_struct *tun, switch (err) { case XDP_REDIRECT: *flush = true; - /* fall through */ + fallthrough; case XDP_TX: return 0; case XDP_PASS: |