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network: drop redundant lines 

Follow-up for 44b598a1c9.
This commit is contained in:
Yu Watanabe 2018-08-08 20:21:07 +09:00
parent 19feb28fa1
commit 72c2500b2a
1 changed files with 4 additions and 8 deletions
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12
src/network/networkd-link.c
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@ -1312,23 +1312,19 @@ int link_set_mtu(Link *link, uint32_t mtu) {
return log_link_error_errno(link, r, "Could not allocate RTM_SETLINK message: %m");
/* If IPv6 not configured (no static IPv6 address and IPv6LL autoconfiguration is disabled)
for this interface, or if it is a bridge slave, then disable IPv6 else enable it. */
* for this interface, or if it is a bridge slave, then disable IPv6 else enable it. */
(void) link_enable_ipv6(link);
/* IPv6 protocol requires a minimum MTU of IPV6_MTU_MIN(1280) bytes
on the interface. Bump up MTU bytes to IPV6_MTU_MIN. */
if (link_ipv6_enabled(link) && link->network->mtu < IPV6_MIN_MTU) {
* on the interface. Bump up MTU bytes to IPV6_MTU_MIN. */
if (link_ipv6_enabled(link) && mtu < IPV6_MIN_MTU) {
log_link_warning(link, "Bumping MTU to " STRINGIFY(IPV6_MIN_MTU) ", as "
"IPv6 is requested and requires a minimum MTU of " STRINGIFY(IPV6_MIN_MTU) " bytes: %m");
link->network->mtu = IPV6_MIN_MTU;
mtu = IPV6_MIN_MTU;
}
r = sd_netlink_message_append_u32(req, IFLA_MTU, link->network->mtu);
if (r < 0)
return log_link_error_errno(link, r, "Could not set MTU: %m");
r = sd_netlink_message_append_u32(req, IFLA_MTU, mtu);
if (r < 0)
return log_link_error_errno(link, r, "Could not append MTU: %m");