diff options
| -rw-r--r-- | drivers/net/bonding/bond_main.c | 55 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c | 7 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/igb/igb.h | 8 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/igb/igb_main.c | 110 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c | 6 | ||||
| -rw-r--r-- | drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c | 15 | ||||
| -rw-r--r-- | drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c | 3 | ||||
| -rw-r--r-- | net/batman-adv/main.c | 5 | ||||
| -rw-r--r-- | net/batman-adv/main.h | 2 | ||||
| -rw-r--r-- | net/batman-adv/routing.c | 38 | ||||
| -rw-r--r-- | net/batman-adv/translation-table.c | 2 | ||||
| -rw-r--r-- | net/batman-adv/vis.c | 4 | ||||
| -rw-r--r-- | net/ipv4/tcp_input.c | 64 |
14 files changed, 119 insertions, 204 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index a61a760484f7..dea8ce20fea4 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -3296,20 +3296,22 @@ static int bond_xmit_hash_policy_l2(struct sk_buff *skb, int count) */ static int bond_xmit_hash_policy_l23(struct sk_buff *skb, int count) { - struct ethhdr *data = (struct ethhdr *)skb->data; - struct iphdr *iph; - struct ipv6hdr *ipv6h; + const struct ethhdr *data; + const struct iphdr *iph; + const struct ipv6hdr *ipv6h; u32 v6hash; - __be32 *s, *d; + const __be32 *s, *d; if (skb->protocol == htons(ETH_P_IP) && - skb_network_header_len(skb) >= sizeof(*iph)) { + pskb_network_may_pull(skb, sizeof(*iph))) { iph = ip_hdr(skb); + data = (struct ethhdr *)skb->data; return ((ntohl(iph->saddr ^ iph->daddr) & 0xffff) ^ (data->h_dest[5] ^ data->h_source[5])) % count; } else if (skb->protocol == htons(ETH_P_IPV6) && - skb_network_header_len(skb) >= sizeof(*ipv6h)) { + pskb_network_may_pull(skb, sizeof(*ipv6h))) { ipv6h = ipv6_hdr(skb); + data = (struct ethhdr *)skb->data; s = &ipv6h->saddr.s6_addr32[0]; d = &ipv6h->daddr.s6_addr32[0]; v6hash = (s[1] ^ d[1]) ^ (s[2] ^ d[2]) ^ (s[3] ^ d[3]); @@ -3328,33 +3330,36 @@ static int bond_xmit_hash_policy_l23(struct sk_buff *skb, int count) static int bond_xmit_hash_policy_l34(struct sk_buff *skb, int count) { u32 layer4_xor = 0; - struct iphdr *iph; - struct ipv6hdr *ipv6h; - __be32 *s, *d; - __be16 *layer4hdr; + const struct iphdr *iph; + const struct ipv6hdr *ipv6h; + const __be32 *s, *d; + const __be16 *l4 = NULL; + __be16 _l4[2]; + int noff = skb_network_offset(skb); + int poff; if (skb->protocol == htons(ETH_P_IP) && - skb_network_header_len(skb) >= sizeof(*iph)) { + pskb_may_pull(skb, noff + sizeof(*iph))) { iph = ip_hdr(skb); - if (!ip_is_fragment(iph) && - (iph->protocol == IPPROTO_TCP || - iph->protocol == IPPROTO_UDP) && - (skb_headlen(skb) - skb_network_offset(skb) >= - iph->ihl * sizeof(u32) + sizeof(*layer4hdr) * 2)) { - layer4hdr = (__be16 *)((u32 *)iph + iph->ihl); - layer4_xor = ntohs(*layer4hdr ^ *(layer4hdr + 1)); + poff = proto_ports_offset(iph->protocol); + + if (!ip_is_fragment(iph) && poff >= 0) { + l4 = skb_header_pointer(skb, noff + (iph->ihl << 2) + poff, + sizeof(_l4), &_l4); + if (l4) + layer4_xor = ntohs(l4[0] ^ l4[1]); } return (layer4_xor ^ ((ntohl(iph->saddr ^ iph->daddr)) & 0xffff)) % count; } else if (skb->protocol == htons(ETH_P_IPV6) && - skb_network_header_len(skb) >= sizeof(*ipv6h)) { + pskb_may_pull(skb, noff + sizeof(*ipv6h))) { ipv6h = ipv6_hdr(skb); - if ((ipv6h->nexthdr == IPPROTO_TCP || - ipv6h->nexthdr == IPPROTO_UDP) && - (skb_headlen(skb) - skb_network_offset(skb) >= - sizeof(*ipv6h) + sizeof(*layer4hdr) * 2)) { - layer4hdr = (__be16 *)(ipv6h + 1); - layer4_xor = ntohs(*layer4hdr ^ *(layer4hdr + 1)); + poff = proto_ports_offset(ipv6h->nexthdr); + if (poff >= 0) { + l4 = skb_header_pointer(skb, noff + sizeof(*ipv6h) + poff, + sizeof(_l4), &_l4); + if (l4) + layer4_xor = ntohs(l4[0] ^ l4[1]); } s = &ipv6h->saddr.s6_addr32[0]; d = &ipv6h->daddr.s6_addr32[0]; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 4046f97378c2..57619dd4a92b 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -2614,6 +2614,9 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) } } + /* initialize FW coalescing state machines in RAM */ + bnx2x_update_coalesce(bp); + /* setup the leading queue */ rc = bnx2x_setup_leading(bp); if (rc) { @@ -4580,11 +4583,11 @@ static void storm_memset_hc_disable(struct bnx2x *bp, u8 port, u32 enable_flag = disable ? 0 : (1 << HC_INDEX_DATA_HC_ENABLED_SHIFT); u32 addr = BAR_CSTRORM_INTMEM + CSTORM_STATUS_BLOCK_DATA_FLAGS_OFFSET(fw_sb_id, sb_index); - u16 flags = REG_RD16(bp, addr); + u8 flags = REG_RD8(bp, addr); /* clear and set */ flags &= ~HC_INDEX_DATA_HC_ENABLED; flags |= enable_flag; - REG_WR16(bp, addr, flags); + REG_WR8(bp, addr, flags); DP(NETIF_MSG_IFUP, "port %x fw_sb_id %d sb_index %d disable %d\n", port, fw_sb_id, sb_index, disable); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 8e58da909f5c..c50696b396f1 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -9878,6 +9878,10 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) REG_RD(bp, NIG_REG_NIG_INT_STS_CLR_0); } } + if (!CHIP_IS_E1x(bp)) + /* block FW from writing to host */ + REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 0); + /* wait until BRB is empty */ tmp_reg = REG_RD(bp, BRB1_REG_NUM_OF_FULL_BLOCKS); while (timer_count) { diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index 25151401c2ab..ab577a763a20 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -284,18 +284,10 @@ struct igb_q_vector { enum e1000_ring_flags_t { IGB_RING_FLAG_RX_SCTP_CSUM, IGB_RING_FLAG_RX_LB_VLAN_BSWAP, - IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, IGB_RING_FLAG_TX_CTX_IDX, IGB_RING_FLAG_TX_DETECT_HANG }; -#define ring_uses_build_skb(ring) \ - test_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags) -#define set_ring_build_skb_enabled(ring) \ - set_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags) -#define clear_ring_build_skb_enabled(ring) \ - clear_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags) - #define IGB_TXD_DCMD (E1000_ADVTXD_DCMD_EOP | E1000_ADVTXD_DCMD_RS) #define IGB_RX_DESC(R, i) \ diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 8496adfc6a68..64f75291e3a5 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -3350,20 +3350,6 @@ void igb_configure_rx_ring(struct igb_adapter *adapter, wr32(E1000_RXDCTL(reg_idx), rxdctl); } -static void igb_set_rx_buffer_len(struct igb_adapter *adapter, - struct igb_ring *rx_ring) -{ -#define IGB_MAX_BUILD_SKB_SIZE \ - (SKB_WITH_OVERHEAD(IGB_RX_BUFSZ) - \ - (NET_SKB_PAD + NET_IP_ALIGN + IGB_TS_HDR_LEN)) - - /* set build_skb flag */ - if (adapter->max_frame_size <= IGB_MAX_BUILD_SKB_SIZE) - set_ring_build_skb_enabled(rx_ring); - else - clear_ring_build_skb_enabled(rx_ring); -} - /** * igb_configure_rx - Configure receive Unit after Reset * @adapter: board private structure @@ -3383,11 +3369,8 @@ static void igb_configure_rx(struct igb_adapter *adapter) /* Setup the HW Rx Head and Tail Descriptor Pointers and * the Base and Length of the Rx Descriptor Ring */ - for (i = 0; i < adapter->num_rx_queues; i++) { - struct igb_ring *rx_ring = adapter->rx_ring[i]; - igb_set_rx_buffer_len(adapter, rx_ring); - igb_configure_rx_ring(adapter, rx_ring); - } + for (i = 0; i < adapter->num_rx_queues; i++) + igb_configure_rx_ring(adapter, adapter->rx_ring[i]); } /** @@ -6203,78 +6186,6 @@ static bool igb_add_rx_frag(struct igb_ring *rx_ring, return igb_can_reuse_rx_page(rx_buffer, page, truesize); } -static struct sk_buff *igb_build_rx_buffer(struct igb_ring *rx_ring, - union e1000_adv_rx_desc *rx_desc) -{ - struct igb_rx_buffer *rx_buffer; - struct sk_buff *skb; - struct page *page; - void *page_addr; - unsigned int size = le16_to_cpu(rx_desc->wb.upper.length); -#if (PAGE_SIZE < 8192) - unsigned int truesize = IGB_RX_BUFSZ; -#else - unsigned int truesize = SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) + - SKB_DATA_ALIGN(NET_SKB_PAD + - NET_IP_ALIGN + - size); -#endif - - /* If we spanned a buffer we have a huge mess so test for it */ - BUG_ON(unlikely(!igb_test_staterr(rx_desc, E1000_RXD_STAT_EOP))); - - rx_buffer = &rx_ring->rx_buffer_info[rx_ring->next_to_clean]; - page = rx_buffer->page; - prefetchw(page); - - page_addr = page_address(page) + rx_buffer->page_offset; - - /* prefetch first cache line of first page */ - prefetch(page_addr + NET_SKB_PAD + NET_IP_ALIGN); -#if L1_CACHE_BYTES < 128 - prefetch(page_addr + L1_CACHE_BYTES + NET_SKB_PAD + NET_IP_ALIGN); -#endif - - /* build an skb to around the page buffer */ - skb = build_skb(page_addr, truesize); - if (unlikely(!skb)) { - rx_ring->rx_stats.alloc_failed++; - return NULL; - } - - /* we are reusing so sync this buffer for CPU use */ - dma_sync_single_range_for_cpu(rx_ring->dev, - rx_buffer->dma, - rx_buffer->page_offset, - IGB_RX_BUFSZ, - DMA_FROM_DEVICE); - - /* update pointers within the skb to store the data */ - skb_reserve(skb, NET_IP_ALIGN + NET_SKB_PAD); - __skb_put(skb, size); - - /* pull timestamp out of packet data */ - if (igb_test_staterr(rx_desc, E1000_RXDADV_STAT_TSIP)) { - igb_ptp_rx_pktstamp(rx_ring->q_vector, skb->data, skb); - __skb_pull(skb, IGB_TS_HDR_LEN); - } - - if (igb_can_reuse_rx_page(rx_buffer, page, truesize)) { - /* hand second half of page back to the ring */ - igb_reuse_rx_page(rx_ring, rx_buffer); - } else { - /* we are not reusing the buffer so unmap it */ - dma_unmap_page(rx_ring->dev, rx_buffer->dma, - PAGE_SIZE, DMA_FROM_DEVICE); - } - - /* clear contents of buffer_info */ - rx_buffer->dma = 0; - rx_buffer->page = NULL; - - return skb; -} - static struct sk_buff *igb_fetch_rx_buffer(struct igb_ring *rx_ring, union e1000_adv_rx_desc *rx_desc, struct sk_buff *skb) @@ -6690,10 +6601,7 @@ static bool igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) rmb(); /* retrieve a buffer from the ring */ - if (ring_uses_build_skb(rx_ring)) - skb = igb_build_rx_buffer(rx_ring, rx_desc); - else - skb = igb_fetch_rx_buffer(rx_ring, rx_desc, skb); + skb = igb_fetch_rx_buffer(rx_ring, rx_desc, skb); /* exit if we failed to retrieve a buffer */ if (!skb) @@ -6780,14 +6688,6 @@ static bool igb_alloc_mapped_page(struct igb_ring *rx_ring, return true; } -static inline unsigned int igb_rx_offset(struct igb_ring *rx_ring) -{ - if (ring_uses_build_skb(rx_ring)) - return NET_SKB_PAD + NET_IP_ALIGN; - else - return 0; -} - /** * igb_alloc_rx_buffers - Replace used receive buffers; packet split * @adapter: address of board private structure @@ -6814,9 +6714,7 @@ void igb_alloc_rx_buffers(struct igb_ring *rx_ring, u16 cleaned_count) * Refresh the desc even if buffer_addrs didn't change * because each write-back erases this info. */ - rx_desc->read.pkt_addr = cpu_to_le64(bi->dma + - bi->page_offset + - igb_rx_offset(rx_ring)); + rx_desc->read.pkt_addr = cpu_to_le64(bi->dma + bi->page_offset); rx_desc++; bi++; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c index d44b4d21268c..97e33669c0b9 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c @@ -1049,6 +1049,12 @@ int ixgbe_ndo_set_vf_vlan(struct net_device *netdev, int vf, u16 vlan, u8 qos) if ((vf >= adapter->num_vfs) || (vlan > 4095) || (qos > 7)) return -EINVAL; if (vlan || qos) { + if (adapter->vfinfo[vf].pf_vlan) + err = ixgbe_set_vf_vlan(adapter, false, + adapter->vfinfo[vf].pf_vlan, + vf); + if (err) + goto out; err = ixgbe_set_vf_vlan(adapter, true, vlan, vf); if (err) goto out; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c index cd5ae8813cb3..edd63f1230f3 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c @@ -1500,6 +1500,12 @@ int qlcnic_83xx_loopback_test(struct net_device *netdev, u8 mode) } } while ((adapter->ahw->linkup && ahw->has_link_events) != 1); + /* Make sure carrier is off and queue is stopped during loopback */ + if (netif_running(netdev)) { + netif_carrier_off(netdev); + netif_stop_queue(netdev); + } + ret = qlcnic_do_lb_test(adapter, mode); qlcnic_83xx_clear_lb_mode(adapter, mode); @@ -2780,6 +2786,7 @@ static u64 *qlcnic_83xx_fill_stats(struct qlcnic_adapter *adapter, void qlcnic_83xx_get_stats(struct qlcnic_adapter *adapter, u64 *data) { struct qlcnic_cmd_args cmd; + struct net_device *netdev = adapter->netdev; int ret = 0; qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_STATISTICS); @@ -2789,7 +2796,7 @@ void qlcnic_83xx_get_stats(struct qlcnic_adapter *adapter, u64 *data) data = qlcnic_83xx_fill_stats(adapter, &cmd, data, QLC_83XX_STAT_TX, &ret); if (ret) { - dev_info(&adapter->pdev->dev, "Error getting MAC stats\n"); + netdev_err(netdev, "Error getting Tx stats\n"); goto out; } /* Get MAC stats */ @@ -2799,8 +2806,7 @@ void qlcnic_83xx_get_stats(struct qlcnic_adapter *adapter, u64 *data) data = qlcnic_83xx_fill_stats(adapter, &cmd, data, QLC_83XX_STAT_MAC, &ret); if (ret) { - dev_info(&adapter->pdev->dev, - "Error getting Rx stats\n"); + netdev_err(netdev, "Error getting MAC stats\n"); goto out; } /* Get Rx stats */ @@ -2810,8 +2816,7 @@ void qlcnic_83xx_get_stats(struct qlcnic_adapter *adapter, u64 *data) data = qlcnic_83xx_fill_stats(adapter, &cmd, data, QLC_83XX_STAT_RX, &ret); if (ret) - dev_info(&adapter->pdev->dev, - "Error getting Tx stats\n"); + netdev_err(netdev, "Error getting Rx stats\n"); out: qlcnic_free_mbx_args(&cmd); } diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c index 0e630061bff3..5fa847fe388a 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c @@ -358,8 +358,7 @@ set_flags: memcpy(&first_desc->eth_addr, skb->data, ETH_ALEN); } opcode = TX_ETHER_PKT; - if ((adapter->netdev->features & (NETIF_F_TSO | NETIF_F_TSO6)) && - skb_shinfo(skb)->gso_size > 0) { + if (skb_is_gso(skb)) { hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); first_desc->mss = cpu_to_le16(skb_shinfo(skb)->gso_size); first_desc->total_hdr_length = hdr_len; diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c index 0488d70c8c35..fa563e497c48 100644 --- a/net/batman-adv/main.c +++ b/net/batman-adv/main.c @@ -169,7 +169,7 @@ void batadv_mesh_free(struct net_device *soft_iface) atomic_set(&bat_priv->mesh_state, BATADV_MESH_INACTIVE); } -int batadv_is_my_mac(const uint8_t *addr) +int batadv_is_my_mac(struct batadv_priv *bat_priv, const uint8_t *addr) { const struct batadv_hard_iface *hard_iface; @@ -178,6 +178,9 @@ int batadv_is_my_mac(const uint8_t *addr) if (hard_iface->if_status != BATADV_IF_ACTIVE) continue; + if (hard_iface->soft_iface != bat_priv->soft_iface) + continue; + if (batadv_compare_eth(hard_iface->net_dev->dev_addr, addr)) { rcu_read_unlock(); return 1; diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h index ced08b936a96..d40910dfc8ea 100644 --- a/net/batman-adv/main.h +++ b/net/batman-adv/main.h @@ -162,7 +162,7 @@ extern struct workqueue_struct *batadv_event_workqueue; int batadv_mesh_init(struct net_device *soft_iface); void batadv_mesh_free(struct net_device *soft_iface); -int batadv_is_my_mac(const uint8_t *addr); +int batadv_is_my_mac(struct batadv_priv *bat_priv, const uint8_t *addr); struct batadv_hard_iface * batadv_seq_print_text_primary_if_get(struct seq_file *seq); int batadv_batman_skb_recv(struct sk_buff *skb, struct net_device *dev, diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c index 5ee21cebbbb0..319f2906c71a 100644 --- a/net/batman-adv/routing.c +++ b/net/batman-adv/routing.c @@ -402,7 +402,7 @@ int batadv_recv_icmp_packet(struct sk_buff *skb, goto out; /* not for me */ - if (!batadv_is_my_mac(ethhdr->h_dest)) + if (!batadv_is_my_mac(bat_priv, ethhdr->h_dest)) goto out; icmp_packet = (struct batadv_icmp_packet_rr *)skb->data; @@ -416,7 +416,7 @@ int batadv_recv_icmp_packet(struct sk_buff *skb, } /* packet for me */ - if (batadv_is_my_mac(icmp_packet->dst)) + if (batadv_is_my_mac(bat_priv, icmp_packet->dst)) return batadv_recv_my_icmp_packet(bat_priv, skb, hdr_size); /* TTL exceeded */ @@ -548,7 +548,8 @@ batadv_find_ifalter_router(struct batadv_orig_node *primary_orig, return router; } -static int batadv_check_unicast_packet(struct sk_buff *skb, int hdr_size) +static int batadv_check_unicast_packet(struct batadv_priv *bat_priv, + struct sk_buff *skb, int hdr_size) { struct ethhdr *ethhdr; @@ -567,7 +568,7 @@ static int batadv_check_unicast_packet(struct sk_buff *skb, int hdr_size) return -1; /* not for me */ - if (!batadv_is_my_mac(ethhdr->h_dest)) + if (!batadv_is_my_mac(bat_priv, ethhdr->h_dest)) return -1; return 0; @@ -582,7 +583,7 @@ int batadv_recv_tt_query(struct sk_buff *skb, struct batadv_hard_iface *recv_if) char tt_flag; size_t packet_size; - if (batadv_check_unicast_packet(skb, hdr_size) < 0) + if (batadv_check_unicast_packet(bat_priv, skb, hdr_size) < 0) return NET_RX_DROP; /* I could need to modify it */ @@ -614,7 +615,7 @@ int batadv_recv_tt_query(struct sk_buff *skb, struct batadv_hard_iface *recv_if) case BATADV_TT_RESPONSE: batadv_inc_counter(bat_priv, BATADV_CNT_TT_RESPONSE_RX); - if (batadv_is_my_mac(tt_query->dst)) { + if (batadv_is_my_mac(bat_priv, tt_query->dst)) { /* packet needs to be linearized to access the TT * changes */ @@ -657,14 +658,15 @@ int batadv_recv_roam_adv(struct sk_buff *skb, struct batadv_hard_iface *recv_if) struct batadv_roam_adv_packet *roam_adv_packet; struct batadv_orig_node *orig_node; - if (batadv_check_unicast_packet(skb, sizeof(*roam_adv_packet)) < 0) + if (batadv_check_unicast_packet(bat_priv, skb, + sizeof(*roam_adv_packet)) < 0) goto out; batadv_inc_counter(bat_priv, BATADV_CNT_TT_ROAM_ADV_RX); roam_adv_packet = (struct batadv_roam_adv_packet *)skb->data; - if (!batadv_is_my_mac(roam_adv_packet->dst)) + if (!batadv_is_my_mac(bat_priv, roam_adv_packet->dst)) return batadv_route_unicast_packet(skb, recv_if); /* check if it is a backbone gateway. we don't accept @@ -967,7 +969,7 @@ static int batadv_check_unicast_ttvn(struct batadv_priv *bat_priv, * last time) the packet had an updated information or not */ curr_ttvn = (uint8_t)atomic_read(&bat_priv->tt.vn); - if (!batadv_is_my_mac(unicast_packet->dest)) { + if (!batadv_is_my_mac(bat_priv, unicast_packet->dest)) { orig_node = batadv_orig_hash_find(bat_priv, unicast_packet->dest); /* if it is not possible to find the orig_node representing the @@ -1044,14 +1046,14 @@ int batadv_recv_unicast_packet(struct sk_buff *skb, if (is4addr) hdr_size = sizeof(*unicast_4addr_packet); - if (batadv_check_unicast_packet(skb, hdr_size) < 0) + if (batadv_check_unicast_packet(bat_priv, skb, hdr_size) < 0) return NET_RX_DROP; if (!batadv_check_unicast_ttvn(bat_priv, skb)) return NET_RX_DROP; /* packet for me */ - if (batadv_is_my_mac(unicast_packet->dest)) { + if (batadv_is_my_mac(bat_priv, unicast_packet->dest)) { if (is4addr) { batadv_dat_inc_counter(bat_priv, unicast_4addr_packet->subtype); @@ -1088,7 +1090,7 @@ int batadv_recv_ucast_frag_packet(struct sk_buff *skb, struct sk_buff *new_skb = NULL; int ret; - if (batadv_check_unicast_packet(skb, hdr_size) < 0) + if (batadv_check_unicast_packet(bat_priv, skb, hdr_size) < 0) return NET_RX_DROP; if (!batadv_check_unicast_ttvn(bat_priv, skb)) @@ -1097,7 +1099,7 @@ int batadv_recv_ucast_frag_packet(struct sk_buff *skb, unicast_packet = (struct batadv_unicast_frag_packet *)skb->data; /* packet for me */ - if (batadv_is_my_mac(unicast_packet->dest)) { + if (batadv_is_my_mac(bat_priv, unicast_packet->dest)) { ret = batadv_frag_reassemble_skb(skb, bat_priv, &new_skb); if (ret == NET_RX_DROP) @@ -1151,13 +1153,13 @@ int batadv_recv_bcast_packet(struct sk_buff *skb, goto out; /* ignore broadcasts sent by myself */ - if (batadv_is_my_mac(ethhdr->h_source)) + if (batadv_is_my_mac(bat_priv, ethhdr->h_source)) goto out; bcast_packet = (struct batadv_bcast_packet *)skb->data; /* ignore broadcasts originated by myself */ - if (batadv_is_my_mac(bcast_packet->orig)) + if (batadv_is_my_mac(bat_priv, bcast_packet->orig)) goto out; if (bcast_packet->header.ttl < 2) @@ -1243,14 +1245,14 @@ int batadv_recv_vis_packet(struct sk_buff *skb, ethhdr = (struct ethhdr *)skb_mac_header(skb); /* not for me */ - if (!batadv_is_my_mac(ethhdr->h_dest)) + if (!batadv_is_my_mac(bat_priv, ethhdr->h_dest)) return NET_RX_DROP; /* ignore own packets */ - if (batadv_is_my_mac(vis_packet->vis_orig)) + if (batadv_is_my_mac(bat_priv, vis_packet->vis_orig)) return NET_RX_DROP; - if (batadv_is_my_mac(vis_packet->sender_orig)) + if (batadv_is_my_mac(bat_priv, vis_packet->sender_orig)) return NET_RX_DROP; switch (vis_packet->vis_type) { diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c index 98a66a021a60..7abee19567e9 100644 --- a/net/batman-adv/translation-table.c +++ b/net/batman-adv/translation-table.c @@ -1953,7 +1953,7 @@ out: bool batadv_send_tt_response(struct batadv_priv *bat_priv, struct batadv_tt_query_packet *tt_request) { - if (batadv_is_my_mac(tt_request->dst)) { + if (batadv_is_my_mac(bat_priv, tt_request->dst)) { /* don't answer backbone gws! */ if (batadv_bla_is_backbone_gw_orig(bat_priv, tt_request->src)) return true; diff --git a/net/batman-adv/vis.c b/net/batman-adv/vis.c index c053244b97bd..6a1e646be96d 100644 --- a/net/batman-adv/vis.c +++ b/net/batman-adv/vis.c @@ -477,7 +477,7 @@ void batadv_receive_client_update_packet(struct batadv_priv *bat_priv, /* Are we the target for this VIS packet? */ if (vis_server == BATADV_VIS_TYPE_SERVER_SYNC && - batadv_is_my_mac(vis_packet->target_orig)) + batadv_is_my_mac(bat_priv, vis_packet->target_orig)) are_target = 1; spin_lock_bh(&bat_priv->vis.hash_lock); @@ -496,7 +496,7 @@ void batadv_receive_client_update_packet(struct batadv_priv *bat_priv, batadv_send_list_add(bat_priv, info); /* ... we're not the recipient (and thus need to forward). */ - } else if (!batadv_is_my_mac(packet->target_orig)) { + } else if (!batadv_is_my_mac(bat_priv, packet->target_orig)) { batadv_send_list_add(bat_priv, info); } diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 3bd55bad230a..13b9c08fc158 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -113,6 +113,7 @@ int sysctl_tcp_early_retrans __read_mostly = 2; #define FLAG_DSACKING_ACK 0x800 /* SACK blocks contained D-SACK info */ #define FLAG_NONHEAD_RETRANS_ACKED 0x1000 /* Non-head rexmitted data was ACKed */ #define FLAG_SACK_RENEGING 0x2000 /* snd_una advanced to a sacked seq */ +#define FLAG_UPDATE_TS_RECENT 0x4000 /* tcp_replace_ts_recent() */ #define FLAG_ACKED (FLAG_DATA_ACKED|FLAG_SYN_ACKED) #define FLAG_NOT_DUP (FLAG_DATA|FLAG_WIN_UPDATE|FLAG_ACKED) @@ -3564,6 +3565,27 @@ static void tcp_send_challenge_ack(struct sock *sk) } } +static void tcp_store_ts_recent(struct tcp_sock *tp) +{ + tp->rx_opt.ts_recent = tp->rx_opt.rcv_tsval; + tp->rx_opt.ts_recent_stamp = get_seconds(); +} + +static void tcp_replace_ts_recent(struct tcp_sock *tp, u32 seq) +{ + if (tp->rx_opt.saw_tstamp && !after(seq, tp->rcv_wup)) { + /* PAWS bug workaround wrt. ACK frames, the PAWS discard + * extra check below makes sure this can only happen + * for pure ACK frames. -DaveM + * + * Not only, also it occurs for expired timestamps. + */ + + if (tcp_paws_check(&tp->rx_opt, 0)) + tcp_store_ts_recent(tp); + } +} + /* This routine deals with incoming acks, but not outgoing ones. */ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag) { @@ -3607,6 +3629,12 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag) prior_fackets = tp->fackets_out; prior_in_flight = tcp_packets_in_flight(tp); + /* ts_recent update must be made after we are sure that the packet + * is in window. + */ + if (flag & FLAG_UPDATE_TS_RECENT) + tcp_replace_ts_recent(tp, TCP_SKB_CB(skb)->seq); + if (!(flag & FLAG_SLOWPATH) && after(ack, prior_snd_una)) { /* Window is constant, pure forward advance. * No more checks are required. @@ -3927,27 +3955,6 @@ const u8 *tcp_parse_md5sig_option(const struct tcphdr *th) EXPORT_SYMBOL(tcp_parse_md5sig_option); #endif -static inline void tcp_store_ts_recent(struct tcp_sock *tp) -{ - tp->rx_opt.ts_recent = tp->rx_opt.rcv_tsval; - tp->rx_opt.ts_recent_stamp = get_seconds(); -} - -static inline void tcp_replace_ts_recent(struct tcp_sock *tp, u32 seq) -{ - if (tp->rx_opt.saw_tstamp && !after(seq, tp->rcv_wup)) { - /* PAWS bug workaround wrt. ACK frames, the PAWS discard - * extra check below makes sure this can only happen - * for pure ACK frames. -DaveM - * - * Not only, also it occurs for expired timestamps. - */ - - if (tcp_paws_check(&tp->rx_opt, 0)) - tcp_store_ts_recent(tp); - } -} - /* Sorry, PAWS as specified is broken wrt. pure-ACKs -DaveM * * It is not fatal. If this ACK does _not_ change critical state (seqs, window) @@ -5543,14 +5550,9 @@ slow_path: return 0; step5: - if (tcp_ack(sk, skb, FLAG_SLOWPATH) < 0) + if (tcp_ack(sk, skb, FLAG_SLOWPATH | FLAG_UPDATE_TS_RECENT) < 0) goto discard; - /* ts_recent update must be made after we are sure that the packet - * is in window. - */ - tcp_replace_ts_recent(tp, TCP_SKB_CB(skb)->seq); - tcp_rcv_rtt_measure_ts(sk, skb); /* Process urgent data. */ @@ -5986,7 +5988,8 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb, /* step 5: check the ACK field */ if (true) { - int acceptable = tcp_ack(sk, skb, FLAG_SLOWPATH) > 0; + int acceptable = tcp_ack(sk, skb, FLAG_SLOWPATH | + FLAG_UPDATE_TS_RECENT) > 0; switch (sk->sk_state) { case TCP_SYN_RECV: @@ -6137,11 +6140,6 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb, } } - /* ts_recent update must be made after we are sure that the packet - * is in window. - */ - tcp_replace_ts_recent(tp, TCP_SKB_CB(skb)->seq); - /* step 6: check the URG bit */ tcp_urg(sk, skb, th); |