diff --git a/drivers/net/atl1c/atl1c_main.c b/drivers/net/atl1c/atl1c_main.c
index 09b099bfab2b1b75c5dc7e3f0b323393e0124f8a..e48ea956c51f269dc2aaad5bf0e6ac12bab748d4 100644
--- a/drivers/net/atl1c/atl1c_main.c
+++ b/drivers/net/atl1c/atl1c_main.c
@@ -2078,7 +2078,7 @@ static int atl1c_tso_csum(struct atl1c_adapter *adapter,
check_sum:
if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
u8 css, cso;
- cso = skb_transport_offset(skb);
+ cso = skb_checksum_start_offset(skb);
if (unlikely(cso & 0x1)) {
if (netif_msg_tx_err(adapter))
diff --git a/drivers/net/atl1e/atl1e_main.c b/drivers/net/atl1e/atl1e_main.c
index ef6349bf3b33e8f8ce328147826f8e890a16abf0..e28f8baf394ec6b55049b934156a4aab6e84996c 100644
--- a/drivers/net/atl1e/atl1e_main.c
+++ b/drivers/net/atl1e/atl1e_main.c
@@ -1649,7 +1649,7 @@ check_sum:
if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
u8 css, cso;
- cso = skb_transport_offset(skb);
+ cso = skb_checksum_start_offset(skb);
if (unlikely(cso & 0x1)) {
netdev_err(adapter->netdev,
"payload offset should not ant event number\n");
diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c
index a8a32bc9aae6cf88e99106c86b523b23942828ac..73502fef876928dc147a95b9655c8ae4d0dc4099 100644
--- a/drivers/net/cassini.c
+++ b/drivers/net/cassini.c
@@ -2788,7 +2788,7 @@ static inline int cas_xmit_tx_ringN(struct cas *cp, int ring,
ctrl = 0;
if (skb->ip_summed == CHECKSUM_PARTIAL) {
- const u64 csum_start_off = skb_transport_offset(skb);
+ const u64 csum_start_off = skb_checksum_start_offset(skb);
const u64 csum_stuff_off = csum_start_off + skb->csum_offset;
ctrl = TX_DESC_CSUM_EN |
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 491bf2a1babdee1081fe28fd20e2fc2ab595a4f4..340e12d2e4a91eeea196c0b4edae97b530ed1f4d 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -2726,7 +2726,7 @@ static bool e1000_tx_csum(struct e1000_adapter *adapter,
break;
}
- css = skb_transport_offset(skb);
+ css = skb_checksum_start_offset(skb);
i = tx_ring->next_to_use;
buffer_info = &tx_ring->buffer_info[i];
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 02d093d1dd5c48ca273bbb73c00cd1bdbed894af..a45dafdf343a200d74ff1f351896b0e3f7e30f46 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -4473,7 +4473,7 @@ static bool e1000_tx_csum(struct e1000_adapter *adapter, struct sk_buff *skb)
break;
}
- css = skb_transport_offset(skb);
+ css = skb_checksum_start_offset(skb);
i = tx_ring->next_to_use;
buffer_info = &tx_ring->buffer_info[i];
diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index 77d91381a74d2bb33cd6420c27f33a9b7ed145a5..9710047c12a4f84d47c58e3cd519ac8673f9c81f 100644
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -702,7 +702,7 @@ static inline void enic_queue_wq_skb_csum_l4(struct enic *enic,
{
unsigned int head_len = skb_headlen(skb);
unsigned int len_left = skb->len - head_len;
- unsigned int hdr_len = skb_transport_offset(skb);
+ unsigned int hdr_len = skb_checksum_start_offset(skb);
unsigned int csum_offset = hdr_len + skb->csum_offset;
int eop = (len_left == 0);
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index b021798ef49f847c9234186b7cb7639c82916a80..5639cccb49351a4e6466fc8d692eb86c81fcc386 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -1262,7 +1262,7 @@ ixgb_tx_csum(struct ixgb_adapter *adapter, struct sk_buff *skb)
if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
struct ixgb_buffer *buffer_info;
- css = skb_transport_offset(skb);
+ css = skb_checksum_start_offset(skb);
cso = css + skb->csum_offset;
i = adapter->tx_ring.next_to_use;
diff --git a/drivers/net/ll_temac_main.c b/drivers/net/ll_temac_main.c
index 9f8e7027b0b32de8030d6e100a8b0e9467e35685..e2c2a7202dba9a2a6fa34a1c81cffa6d94553b42 100644
--- a/drivers/net/ll_temac_main.c
+++ b/drivers/net/ll_temac_main.c
@@ -692,7 +692,7 @@ static int temac_start_xmit(struct sk_buff *skb, struct net_device *ndev)
cur_p->app0 = 0;
if (skb->ip_summed == CHECKSUM_PARTIAL) {
- unsigned int csum_start_off = skb_transport_offset(skb);
+ unsigned int csum_start_off = skb_checksum_start_offset(skb);
unsigned int csum_index_off = csum_start_off + skb->csum_offset;
cur_p->app0 |= 1; /* TX Checksum Enabled */
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index 1ce0207e62a945f085a6e2153c1b1c1735afdfd3..a37fcf11ab3622febf86e65499ff21fe9ba76b13 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -2736,7 +2736,7 @@ again:
odd_flag = 0;
flags = (MXGEFW_FLAGS_NO_TSO | MXGEFW_FLAGS_FIRST);
if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
- cksum_offset = skb_transport_offset(skb);
+ cksum_offset = skb_checksum_start_offset(skb);
pseudo_hdr_offset = cksum_offset + skb->csum_offset;
/* If the headers are excessively large, then we must
* fall back to a software checksum */
diff --git a/drivers/net/niu.c b/drivers/net/niu.c
index f64c42414bd752b713df5a0534d29437f5d55d97..2541321bad82f11119db23c4ac7d3a3bed5208f2 100644
--- a/drivers/net/niu.c
+++ b/drivers/net/niu.c
@@ -6589,7 +6589,7 @@ static u64 niu_compute_tx_flags(struct sk_buff *skb, struct ethhdr *ehdr,
(ip_proto == IPPROTO_UDP ?
TXHDR_CSUM_UDP : TXHDR_CSUM_SCTP));
- start = skb_transport_offset(skb) -
+ start = skb_checksum_start_offset(skb) -
(pad_bytes + sizeof(struct tx_pkt_hdr));
stuff = start + skb->csum_offset;
diff --git a/drivers/net/skge.c b/drivers/net/skge.c
index 8c1404b58382b2fc644c32c095d7e62b21871bec..50815fb963fe323186e53a70340abe267b15f98f 100644
--- a/drivers/net/skge.c
+++ b/drivers/net/skge.c
@@ -2764,7 +2764,7 @@ static netdev_tx_t skge_xmit_frame(struct sk_buff *skb,
td->dma_hi = map >> 32;
if (skb->ip_summed == CHECKSUM_PARTIAL) {
- const int offset = skb_transport_offset(skb);
+ const int offset = skb_checksum_start_offset(skb);
/* This seems backwards, but it is what the sk98lin
* does. Looks like hardware is wrong?
diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c
index 9e992ca4f54389de849fcc052a4f0019e4e2b5b1..1c5408f83937a47716ed561181e262b0009c95b7 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -1004,7 +1004,7 @@ static netdev_tx_t gem_start_xmit(struct sk_buff *skb,
ctrl = 0;
if (skb->ip_summed == CHECKSUM_PARTIAL) {
- const u64 csum_start_off = skb_transport_offset(skb);
+ const u64 csum_start_off = skb_checksum_start_offset(skb);
const u64 csum_stuff_off = csum_start_off + skb->csum_offset;
ctrl = (TXDCTRL_CENAB |
diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c
index 5e28c414421ad0768e8a8e4082b188bf371536e9..55bbb9c15d96e2501039d34093f951ebad0f1294 100644
--- a/drivers/net/sunhme.c
+++ b/drivers/net/sunhme.c
@@ -2266,7 +2266,7 @@ static netdev_tx_t happy_meal_start_xmit(struct sk_buff *skb,
tx_flags = TXFLAG_OWN;
if (skb->ip_summed == CHECKSUM_PARTIAL) {
- const u32 csum_start_off = skb_transport_offset(skb);
+ const u32 csum_start_off = skb_checksum_start_offset(skb);
const u32 csum_stuff_off = csum_start_off + skb->csum_offset;
tx_flags = (TXFLAG_OWN | TXFLAG_CSENABLE |
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 0169be7694a94a6cbfb0f8870536e374dd8034e3..23154cf601e9e2e36ddd8fe60ca2fcfcf709cf84 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -798,7 +798,7 @@ vmxnet3_parse_and_copy_hdr(struct sk_buff *skb, struct vmxnet3_tx_queue *tq,
{
struct Vmxnet3_TxDataDesc *tdd;
- if (ctx->mss) {
+ if (ctx->mss) { /* TSO */
ctx->eth_ip_hdr_size = skb_transport_offset(skb);
ctx->l4_hdr_size = ((struct tcphdr *)
skb_transport_header(skb))->doff * 4;
@@ -807,7 +807,7 @@ vmxnet3_parse_and_copy_hdr(struct sk_buff *skb, struct vmxnet3_tx_queue *tq,
unsigned int pull_size;
if (skb->ip_summed == CHECKSUM_PARTIAL) {
- ctx->eth_ip_hdr_size = skb_transport_offset(skb);
+ ctx->eth_ip_hdr_size = skb_checksum_start_offset(skb);
if (ctx->ipv4) {
struct iphdr *iph = (struct iphdr *)