diff options
| author | Alexander Lobakin <alobakin@pm.me> | 2021-03-14 11:11:41 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-03-14 14:48:02 -0700 |
| commit | 59753ce8b196de60211a989c75ece8aeb0d9d57c (patch) | |
| tree | ed1ee1f75512b693eeebb1ea732dbee5887202ff | |
| parent | 805a25f3a1bdf4aafd0af412ce1e47d0cb6c7628 (diff) | |
ethernet: constify eth_get_headlen()'s data argument
It's used only for flow dissection, which now takes constant data
pointers.
Signed-off-by: Alexander Lobakin <alobakin@pm.me>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | include/linux/etherdevice.h | 2 | ||||
| -rw-r--r-- | net/ethernet/eth.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h index bcb2f81baafb..330345b1be54 100644 --- a/include/linux/etherdevice.h +++ b/include/linux/etherdevice.h @@ -29,7 +29,7 @@ struct device; int eth_platform_get_mac_address(struct device *dev, u8 *mac_addr); unsigned char *arch_get_platform_mac_address(void); int nvmem_get_mac_address(struct device *dev, void *addrbuf); -u32 eth_get_headlen(const struct net_device *dev, void *data, unsigned int len); +u32 eth_get_headlen(const struct net_device *dev, const void *data, u32 len); __be16 eth_type_trans(struct sk_buff *skb, struct net_device *dev); extern const struct header_ops eth_header_ops; diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c index 4106373180c6..e01cf766d2c5 100644 --- a/net/ethernet/eth.c +++ b/net/ethernet/eth.c @@ -122,7 +122,7 @@ EXPORT_SYMBOL(eth_header); * Make a best effort attempt to pull the length for all of the headers for * a given frame in a linear buffer. */ -u32 eth_get_headlen(const struct net_device *dev, void *data, unsigned int len) +u32 eth_get_headlen(const struct net_device *dev, const void *data, u32 len) { const unsigned int flags = FLOW_DISSECTOR_F_PARSE_1ST_FRAG; const struct ethhdr *eth = (const struct ethhdr *)data; |