diff options
Diffstat (limited to 'drivers/net/macsec.c')
-rw-r--r-- | drivers/net/macsec.c | 47 |
1 files changed, 28 insertions, 19 deletions
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index f41f67b583db..bf8ac7a3ded7 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -2593,7 +2593,7 @@ static int macsec_upd_offload(struct sk_buff *skb, struct genl_info *info) const struct macsec_ops *ops; struct macsec_context ctx; struct macsec_dev *macsec; - int ret; + int ret = 0; if (!attrs[MACSEC_ATTR_IFINDEX]) return -EINVAL; @@ -2606,28 +2606,36 @@ static int macsec_upd_offload(struct sk_buff *skb, struct genl_info *info) macsec_genl_offload_policy, NULL)) return -EINVAL; + rtnl_lock(); + dev = get_dev_from_nl(genl_info_net(info), attrs); - if (IS_ERR(dev)) - return PTR_ERR(dev); + if (IS_ERR(dev)) { + ret = PTR_ERR(dev); + goto out; + } macsec = macsec_priv(dev); - if (!tb_offload[MACSEC_OFFLOAD_ATTR_TYPE]) - return -EINVAL; + if (!tb_offload[MACSEC_OFFLOAD_ATTR_TYPE]) { + ret = -EINVAL; + goto out; + } offload = nla_get_u8(tb_offload[MACSEC_OFFLOAD_ATTR_TYPE]); if (macsec->offload == offload) - return 0; + goto out; /* Check if the offloading mode is supported by the underlying layers */ if (offload != MACSEC_OFFLOAD_OFF && - !macsec_check_offload(offload, macsec)) - return -EOPNOTSUPP; + !macsec_check_offload(offload, macsec)) { + ret = -EOPNOTSUPP; + goto out; + } /* Check if the net device is busy. */ - if (netif_running(dev)) - return -EBUSY; - - rtnl_lock(); + if (netif_running(dev)) { + ret = -EBUSY; + goto out; + } prev_offload = macsec->offload; macsec->offload = offload; @@ -2662,7 +2670,7 @@ static int macsec_upd_offload(struct sk_buff *skb, struct genl_info *info) rollback: macsec->offload = prev_offload; - +out: rtnl_unlock(); return ret; } @@ -2793,9 +2801,9 @@ static void get_rx_sc_stats(struct net_device *dev, stats = per_cpu_ptr(rx_sc->stats, cpu); do { - start = u64_stats_fetch_begin_irq(&stats->syncp); + start = u64_stats_fetch_begin(&stats->syncp); memcpy(&tmp, &stats->stats, sizeof(tmp)); - } while (u64_stats_fetch_retry_irq(&stats->syncp, start)); + } while (u64_stats_fetch_retry(&stats->syncp, start)); sum->InOctetsValidated += tmp.InOctetsValidated; sum->InOctetsDecrypted += tmp.InOctetsDecrypted; @@ -2874,9 +2882,9 @@ static void get_tx_sc_stats(struct net_device *dev, stats = per_cpu_ptr(macsec_priv(dev)->secy.tx_sc.stats, cpu); do { - start = u64_stats_fetch_begin_irq(&stats->syncp); + start = u64_stats_fetch_begin(&stats->syncp); memcpy(&tmp, &stats->stats, sizeof(tmp)); - } while (u64_stats_fetch_retry_irq(&stats->syncp, start)); + } while (u64_stats_fetch_retry(&stats->syncp, start)); sum->OutPktsProtected += tmp.OutPktsProtected; sum->OutPktsEncrypted += tmp.OutPktsEncrypted; @@ -2930,9 +2938,9 @@ static void get_secy_stats(struct net_device *dev, struct macsec_dev_stats *sum) stats = per_cpu_ptr(macsec_priv(dev)->stats, cpu); do { - start = u64_stats_fetch_begin_irq(&stats->syncp); + start = u64_stats_fetch_begin(&stats->syncp); memcpy(&tmp, &stats->stats, sizeof(tmp)); - } while (u64_stats_fetch_retry_irq(&stats->syncp, start)); + } while (u64_stats_fetch_retry(&stats->syncp, start)); sum->OutPktsUntagged += tmp.OutPktsUntagged; sum->InPktsUntagged += tmp.InPktsUntagged; @@ -3698,6 +3706,7 @@ static const struct nla_policy macsec_rtnl_policy[IFLA_MACSEC_MAX + 1] = { [IFLA_MACSEC_SCB] = { .type = NLA_U8 }, [IFLA_MACSEC_REPLAY_PROTECT] = { .type = NLA_U8 }, [IFLA_MACSEC_VALIDATION] = { .type = NLA_U8 }, + [IFLA_MACSEC_OFFLOAD] = { .type = NLA_U8 }, }; static void macsec_free_netdev(struct net_device *dev) |