patrick/zephyr
1
0
Fork 0
Code Issues Pull requests Actions 8 Packages Projects Releases Wiki Activity

net/icmpv6: Remove useless net_icmpv6_set_chksum

Browse source 
net_ipv6_finalize do not use it anymore.

Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
This commit is contained in:
Tomasz Bursztyka 2019-02-01 22:14:48 +01:00 committed by Anas Nashif
parent d8624513e6
commit c079242583
2 changed files with 0 additions and 43 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

42
subsys/net/ip/icmpv6.c
View file

@ -68,48 +68,6 @@ void net_icmpv6_unregister_handler(struct net_icmpv6_handler *handler)
sys_slist_find_and_remove(&handlers, &handler->node);
}
int net_icmpv6_set_chksum(struct net_pkt *pkt)
{
u16_t chksum = 0U;
struct net_buf *frag;
struct net_buf *temp_frag;
u16_t temp_pos;
u16_t pos;
/* Skip to the position of checksum */
frag = net_frag_skip(pkt->frags, 0, &pos,
net_pkt_ip_hdr_len(pkt) +
net_pkt_ipv6_ext_len(pkt) +
1 + 1 /* type + code */);
if (pos > 0 && !frag) {
return -EINVAL;
}
/* Cache checksum fragment and postion, to be safe side first
* write 0's in checksum position and calculate checksum and
* write checksum in the packet.
*/
temp_frag = frag;
temp_pos = pos;
frag = net_pkt_write(pkt, frag, pos, &pos, sizeof(chksum),
(u8_t *)&chksum, PKT_WAIT_TIME);
if (pos > 0 && !frag) {
return -EINVAL;
}
chksum = net_calc_chksum_icmpv6(pkt);
temp_frag = net_pkt_write(pkt, temp_frag, temp_pos, &temp_pos,
sizeof(chksum), (u8_t *)&chksum,
PKT_WAIT_TIME);
if (temp_pos > 0 && !temp_frag) {
return -EINVAL;
}
return 0;
}
int net_icmpv6_finalize(struct net_pkt *pkt)
{
NET_PKT_DATA_ACCESS_CONTIGUOUS_DEFINE(icmp_access,

1
subsys/net/ip/icmpv6.h
View file

@ -191,7 +191,6 @@ void net_icmpv6_unregister_handler(struct net_icmpv6_handler *handler);
enum net_verdict net_icmpv6_input(struct net_pkt *pkt,
struct net_ipv6_hdr *ip_hdr);
int net_icmpv6_set_chksum(struct net_pkt *pkt);
int net_icmpv6_create(struct net_pkt *pkt, u8_t icmp_type, u8_t icmp_code);
int net_icmpv6_finalize(struct net_pkt *pkt);