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authorEric Dumazet <edumazet@google.com>2024-02-29 12:39:08 +0300
committerDavid S. Miller <davem@davemloft.net>2024-03-04 11:47:06 +0300
commitcc15bd10e716fcb472d611f24d76c795acb0f8c7 (patch)
treeee624de454e831304d471110cf6f8aef0d3b0fb7 /drivers/net/ethernet
parent80bfab79b8351c8d858e6928a091b57c103dce29 (diff)
downloadlinux-cc15bd10e716fcb472d611f24d76c795acb0f8c7.tar.xz
net: adopt skb_network_header_len() more broadly
(skb_transport_header(skb) - skb_network_header(skb)) can be replaced by skb_network_header_len(skb) Add a DEBUG_NET_WARN_ON_ONCE() in skb_network_header_len() to catch cases were the transport_header was not set. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c3
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c2
-rw-r--r--drivers/net/ethernet/intel/iavf/iavf_main.c2
3 files changed, 3 insertions, 4 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index adcee8d9d6d9..c9b6acd8c892 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -3621,8 +3621,7 @@ static u8 bnx2x_set_pbd_csum(struct bnx2x *bp, struct sk_buff *skb,
((skb->protocol == cpu_to_be16(ETH_P_8021Q)) <<
ETH_TX_PARSE_BD_E1X_LLC_SNAP_EN_SHIFT));
- pbd->ip_hlen_w = (skb_transport_header(skb) -
- skb_network_header(skb)) >> 1;
+ pbd->ip_hlen_w = skb_network_header_len(skb) >> 1;
hlen += pbd->ip_hlen_w;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index a67b13869016..3fada49b8ae2 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -13213,7 +13213,7 @@ static netdev_features_t i40e_features_check(struct sk_buff *skb,
goto out_err;
/* IPLEN and EIPLEN can support at most 127 dwords */
- len = skb_transport_header(skb) - skb_network_header(skb);
+ len = skb_network_header_len(skb);
if (len & ~(127 * 4))
goto out_err;
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index 245c458e38ae..aefec6bd3b67 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -4428,7 +4428,7 @@ static netdev_features_t iavf_features_check(struct sk_buff *skb,
goto out_err;
/* IPLEN and EIPLEN can support at most 127 dwords */
- len = skb_transport_header(skb) - skb_network_header(skb);
+ len = skb_network_header_len(skb);
if (len & ~(127 * 4))
goto out_err;