diff options
24 files changed, 36 insertions, 40 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 528441b28c4e..adcee8d9d6d9 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -3538,7 +3538,7 @@ static u8 bnx2x_set_pbd_csum_enc(struct bnx2x *bp, struct sk_buff *skb, u32 *parsing_data, u32 xmit_type) { *parsing_data |= - ((((u8 *)skb_inner_transport_header(skb) - skb->data) >> 1) << + ((skb_inner_transport_offset(skb) >> 1) << ETH_TX_PARSE_BD_E2_L4_HDR_START_OFFSET_W_SHIFT) & ETH_TX_PARSE_BD_E2_L4_HDR_START_OFFSET_W; @@ -3570,7 +3570,7 @@ static u8 bnx2x_set_pbd_csum_e2(struct bnx2x *bp, struct sk_buff *skb, u32 *parsing_data, u32 xmit_type) { *parsing_data |= - ((((u8 *)skb_transport_header(skb) - skb->data) >> 1) << + ((skb_transport_offset(skb) >> 1) << ETH_TX_PARSE_BD_E2_L4_HDR_START_OFFSET_W_SHIFT) & ETH_TX_PARSE_BD_E2_L4_HDR_START_OFFSET_W; @@ -3613,7 +3613,7 @@ static u8 bnx2x_set_pbd_csum(struct bnx2x *bp, struct sk_buff *skb, struct eth_tx_parse_bd_e1x *pbd, u32 xmit_type) { - u8 hlen = (skb_network_header(skb) - skb->data) >> 1; + u8 hlen = skb_network_offset(skb) >> 1; /* for now NS flag is not used in Linux */ pbd->global_data = @@ -3667,8 +3667,7 @@ static void bnx2x_update_pbds_gso_enc(struct sk_buff *skb, u8 outerip_off, outerip_len = 0; /* from outer IP to transport */ - hlen_w = (skb_inner_transport_header(skb) - - skb_network_header(skb)) >> 1; + hlen_w = skb_inner_transport_offset(skb) >> 1; /* transport len */ hlen_w += inner_tcp_hdrlen(skb) >> 1; @@ -3714,7 +3713,7 @@ static void bnx2x_update_pbds_gso_enc(struct sk_buff *skb, 0, IPPROTO_TCP, 0)); } - outerip_off = (skb_network_header(skb) - skb->data) >> 1; + outerip_off = (skb_network_offset(skb)) >> 1; *global_data |= outerip_off | diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index f1695c889d3a..19668a8d22f7 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -2473,9 +2473,9 @@ static netdev_features_t hns3_features_check(struct sk_buff *skb, return features; if (skb->encapsulation) - len = skb_inner_transport_header(skb) - skb->data; + len = skb_inner_transport_offset(skb); else - len = skb_transport_header(skb) - skb->data; + len = skb_transport_offset(skb); /* Assume L4 is 60 byte as TCP is the only protocol with a * a flexible value, and it's max len is 60 bytes. diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index f12092cdb1f0..a67b13869016 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -13208,7 +13208,7 @@ static netdev_features_t i40e_features_check(struct sk_buff *skb, features &= ~NETIF_F_GSO_MASK; /* MACLEN can support at most 63 words */ - len = skb_network_header(skb) - skb->data; + len = skb_network_offset(skb); if (len & ~(63 * 2)) goto out_err; diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index 335fd13e86f7..245c458e38ae 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -4423,7 +4423,7 @@ static netdev_features_t iavf_features_check(struct sk_buff *skb, features &= ~NETIF_F_GSO_MASK; /* MACLEN can support at most 63 words */ - len = skb_network_header(skb) - skb->data; + len = skb_network_offset(skb); if (len & ~(63 * 2)) goto out_err; diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index cebb44f51d5f..b35556550503 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -2538,7 +2538,7 @@ igb_features_check(struct sk_buff *skb, struct net_device *dev, unsigned int network_hdr_len, mac_hdr_len; /* Make certain the headers can be described by a context descriptor */ - mac_hdr_len = skb_network_header(skb) - skb->data; + mac_hdr_len = skb_network_offset(skb); if (unlikely(mac_hdr_len > IGB_MAX_MAC_HDR_LEN)) return features & ~(NETIF_F_HW_CSUM | NETIF_F_SCTP_CRC | diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c index a4d4f00e6a87..b0cf310e6f7b 100644 --- a/drivers/net/ethernet/intel/igbvf/netdev.c +++ b/drivers/net/ethernet/intel/igbvf/netdev.c @@ -2655,7 +2655,7 @@ igbvf_features_check(struct sk_buff *skb, struct net_device *dev, unsigned int network_hdr_len, mac_hdr_len; /* Make certain the headers can be described by a context descriptor */ - mac_hdr_len = skb_network_header(skb) - skb->data; + mac_hdr_len = skb_network_offset(skb); if (unlikely(mac_hdr_len > IGBVF_MAX_MAC_HDR_LEN)) return features & ~(NETIF_F_HW_CSUM | NETIF_F_SCTP_CRC | diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 3af52d238f3b..34820f6a78b9 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -5277,7 +5277,7 @@ igc_features_check(struct sk_buff *skb, struct net_device *dev, unsigned int network_hdr_len, mac_hdr_len; /* Make certain the headers can be described by a context descriptor */ - mac_hdr_len = skb_network_header(skb) - skb->data; + mac_hdr_len = skb_network_offset(skb); if (unlikely(mac_hdr_len > IGC_MAX_MAC_HDR_LEN)) return features & ~(NETIF_F_HW_CSUM | NETIF_F_SCTP_CRC | diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index e23c3614fb10..1e93edc967ed 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -10205,7 +10205,7 @@ ixgbe_features_check(struct sk_buff *skb, struct net_device *dev, unsigned int network_hdr_len, mac_hdr_len; /* Make certain the headers can be described by a context descriptor */ - mac_hdr_len = skb_network_header(skb) - skb->data; + mac_hdr_len = skb_network_offset(skb); if (unlikely(mac_hdr_len > IXGBE_MAX_MAC_HDR_LEN)) return features & ~(NETIF_F_HW_CSUM | NETIF_F_SCTP_CRC | diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index a44e4bd56142..9c960017a6de 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -4413,7 +4413,7 @@ ixgbevf_features_check(struct sk_buff *skb, struct net_device *dev, unsigned int network_hdr_len, mac_hdr_len; /* Make certain the headers can be described by a context descriptor */ - mac_hdr_len = skb_network_header(skb) - skb->data; + mac_hdr_len = skb_network_offset(skb); if (unlikely(mac_hdr_len > IXGBEVF_MAX_MAC_HDR_LEN)) return features & ~(NETIF_F_HW_CSUM | NETIF_F_SCTP_CRC | diff --git a/drivers/net/ethernet/qlogic/qede/qede_fp.c b/drivers/net/ethernet/qlogic/qede/qede_fp.c index cb1746bc0e0c..847fa62c80df 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_fp.c +++ b/drivers/net/ethernet/qlogic/qede/qede_fp.c @@ -215,7 +215,7 @@ static void qede_set_params_for_ipv6_ext(struct sk_buff *skb, bd2_bits1 |= (1 << ETH_TX_DATA_2ND_BD_IPV6_EXT_SHIFT); - bd2_bits2 |= ((((u8 *)skb_transport_header(skb) - skb->data) >> 1) & + bd2_bits2 |= ((skb_transport_offset(skb) >> 1) & ETH_TX_DATA_2ND_BD_L4_HDR_START_OFFSET_W_MASK) << ETH_TX_DATA_2ND_BD_L4_HDR_START_OFFSET_W_SHIFT; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c index 41894d154013..b9dc0071c5de 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c @@ -446,8 +446,7 @@ static int qlcnic_tx_encap_pkt(struct qlcnic_adapter *adapter, encap_descr |= skb_network_offset(skb) << 10; first_desc->encap_descr = cpu_to_le16(encap_descr); - first_desc->tcp_hdr_offset = skb_inner_transport_header(skb) - - skb->data; + first_desc->tcp_hdr_offset = skb_inner_transport_offset(skb); first_desc->ip_hdr_offset = skb_inner_network_offset(skb); qlcnic_set_tx_flags_opcode(first_desc, flags, opcode); diff --git a/drivers/net/ethernet/sfc/siena/tx_common.c b/drivers/net/ethernet/sfc/siena/tx_common.c index a7a9ab304e13..71f9b5ec5ae4 100644 --- a/drivers/net/ethernet/sfc/siena/tx_common.c +++ b/drivers/net/ethernet/sfc/siena/tx_common.c @@ -317,11 +317,10 @@ static int efx_tx_tso_header_length(struct sk_buff *skb) size_t header_len; if (skb->encapsulation) - header_len = skb_inner_transport_header(skb) - - skb->data + + header_len = skb_inner_transport_offset(skb) + (inner_tcp_hdr(skb)->doff << 2u); else - header_len = skb_transport_header(skb) - skb->data + + header_len = skb_transport_offset(skb) + (tcp_hdr(skb)->doff << 2u); return header_len; } diff --git a/drivers/net/ethernet/sfc/tx_common.c b/drivers/net/ethernet/sfc/tx_common.c index 9f2393d34371..2adb132b2f7e 100644 --- a/drivers/net/ethernet/sfc/tx_common.c +++ b/drivers/net/ethernet/sfc/tx_common.c @@ -336,11 +336,10 @@ int efx_tx_tso_header_length(struct sk_buff *skb) size_t header_len; if (skb->encapsulation) - header_len = skb_inner_transport_header(skb) - - skb->data + + header_len = skb_inner_transport_offset(skb) + (inner_tcp_hdr(skb)->doff << 2u); else - header_len = skb_transport_header(skb) - skb->data + + header_len = skb_transport_offset(skb) + (tcp_hdr(skb)->doff << 2u); return header_len; } diff --git a/drivers/net/ethernet/sfc/tx_tso.c b/drivers/net/ethernet/sfc/tx_tso.c index 64a6768f75ea..ddf149db8180 100644 --- a/drivers/net/ethernet/sfc/tx_tso.c +++ b/drivers/net/ethernet/sfc/tx_tso.c @@ -174,8 +174,8 @@ static int tso_start(struct tso_state *st, struct efx_nic *efx, unsigned int header_len, in_len; dma_addr_t dma_addr; - st->ip_off = skb_network_header(skb) - skb->data; - st->tcp_off = skb_transport_header(skb) - skb->data; + st->ip_off = skb_network_offset(skb); + st->tcp_off = skb_transport_offset(skb); header_len = st->tcp_off + (tcp_hdr(skb)->doff << 2u); in_len = skb_headlen(skb) - header_len; st->header_len = header_len; diff --git a/drivers/net/ethernet/sun/sunvnet_common.c b/drivers/net/ethernet/sun/sunvnet_common.c index 3525d5c0d694..351609f4f011 100644 --- a/drivers/net/ethernet/sun/sunvnet_common.c +++ b/drivers/net/ethernet/sun/sunvnet_common.c @@ -1144,9 +1144,9 @@ static inline struct sk_buff *vnet_skb_shape(struct sk_buff *skb, int ncookies) nskb->protocol = skb->protocol; offset = skb_mac_header(skb) - skb->data; skb_set_mac_header(nskb, offset); - offset = skb_network_header(skb) - skb->data; + offset = skb_network_offset(skb); skb_set_network_header(nskb, offset); - offset = skb_transport_header(skb) - skb->data; + offset = skb_transport_offset(skb); skb_set_transport_header(nskb, offset); offset = 0; diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_lib.c index 7cf02ab6de68..6dff2c85682d 100644 --- a/drivers/net/ethernet/wangxun/libwx/wx_lib.c +++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.c @@ -1257,7 +1257,7 @@ static int wx_tso(struct wx_ring *tx_ring, struct wx_tx_buffer *first, /* compute header lengths */ l4len = enc ? inner_tcp_hdrlen(skb) : tcp_hdrlen(skb); - *hdr_len = enc ? (skb_inner_transport_header(skb) - skb->data) : + *hdr_len = enc ? skb_inner_transport_offset(skb) : skb_transport_offset(skb); *hdr_len += l4len; diff --git a/drivers/net/wireguard/receive.c b/drivers/net/wireguard/receive.c index a176653c8861..df275b4fccb6 100644 --- a/drivers/net/wireguard/receive.c +++ b/drivers/net/wireguard/receive.c @@ -263,7 +263,7 @@ static bool decrypt_packet(struct sk_buff *skb, struct noise_keypair *keypair) * call skb_cow_data, so that there's no chance that data is removed * from the skb, so that later we can extract the original endpoint. */ - offset = skb->data - skb_network_header(skb); + offset = -skb_network_offset(skb); skb_push(skb, offset); num_frags = skb_cow_data(skb, 0, &trailer); offset += sizeof(struct message_data); diff --git a/kernel/bpf/cgroup.c b/kernel/bpf/cgroup.c index 5a568bbbeaeb..82243cb6c54d 100644 --- a/kernel/bpf/cgroup.c +++ b/kernel/bpf/cgroup.c @@ -1358,7 +1358,7 @@ int __cgroup_bpf_run_filter_skb(struct sock *sk, struct sk_buff *skb, enum cgroup_bpf_attach_type atype) { - unsigned int offset = skb->data - skb_network_header(skb); + unsigned int offset = -skb_network_offset(skb); struct sock *save_sk; void *saved_data_end; struct cgroup *cgrp; diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index 7d2bdfd7e7d7..a82fd102df05 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -310,7 +310,7 @@ int raw_rcv(struct sock *sk, struct sk_buff *skb) } nf_reset_ct(skb); - skb_push(skb, skb->data - skb_network_header(skb)); + skb_push(skb, -skb_network_offset(skb)); raw_rcv_skb(sk, skb); return 0; diff --git a/net/ipv4/xfrm4_input.c b/net/ipv4/xfrm4_input.c index c54676998eb6..dae35101d189 100644 --- a/net/ipv4/xfrm4_input.c +++ b/net/ipv4/xfrm4_input.c @@ -58,7 +58,7 @@ int xfrm4_transport_finish(struct sk_buff *skb, int async) return -iph->protocol; #endif - __skb_push(skb, skb->data - skb_network_header(skb)); + __skb_push(skb, -skb_network_offset(skb)); iph->tot_len = htons(skb->len); ip_send_check(iph); diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c index 26f1e4a5ade0..25a5b394481b 100644 --- a/net/ipv6/exthdrs.c +++ b/net/ipv6/exthdrs.c @@ -804,7 +804,7 @@ looped_back: ip6_route_input(skb); if (skb_dst(skb)->error) { - skb_push(skb, skb->data - skb_network_header(skb)); + skb_push(skb, -skb_network_offset(skb)); dst_input(skb); return -1; } @@ -821,7 +821,7 @@ looped_back: goto looped_back; } - skb_push(skb, skb->data - skb_network_header(skb)); + skb_push(skb, -skb_network_offset(skb)); dst_input(skb); return -1; diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c index b2dd48911c8d..1a51a44571c3 100644 --- a/net/ipv6/netfilter/nf_conntrack_reasm.c +++ b/net/ipv6/netfilter/nf_conntrack_reasm.c @@ -327,9 +327,9 @@ static int nf_ct_frag6_reasm(struct frag_queue *fq, struct sk_buff *skb, if (!reasm_data) goto err; - payload_len = ((skb->data - skb_network_header(skb)) - + payload_len = -skb_network_offset(skb) - sizeof(struct ipv6hdr) + fq->q.len - - sizeof(struct frag_hdr)); + sizeof(struct frag_hdr); if (payload_len > IPV6_MAXPLEN) { net_dbg_ratelimited("nf_ct_frag6_reasm: payload len = %d\n", payload_len); diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c index 5ebc47da1000..acb4f119e11f 100644 --- a/net/ipv6/reassembly.c +++ b/net/ipv6/reassembly.c @@ -272,9 +272,9 @@ static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *skb, if (!reasm_data) goto out_oom; - payload_len = ((skb->data - skb_network_header(skb)) - + payload_len = -skb_network_offset(skb) - sizeof(struct ipv6hdr) + fq->q.len - - sizeof(struct frag_hdr)); + sizeof(struct frag_hdr); if (payload_len > IPV6_MAXPLEN) goto out_oversize; diff --git a/net/ipv6/xfrm6_input.c b/net/ipv6/xfrm6_input.c index 6e36e5047fba..a17d783dc7c0 100644 --- a/net/ipv6/xfrm6_input.c +++ b/net/ipv6/xfrm6_input.c @@ -43,7 +43,7 @@ static int xfrm6_transport_finish2(struct net *net, struct sock *sk, int xfrm6_transport_finish(struct sk_buff *skb, int async) { struct xfrm_offload *xo = xfrm_offload(skb); - int nhlen = skb->data - skb_network_header(skb); + int nhlen = -skb_network_offset(skb); skb_network_header(skb)[IP6CB(skb)->nhoff] = XFRM_MODE_SKB_CB(skb)->protocol; |