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network: assign values after all checks are passed

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This commit is contained in:
Yu Watanabe 2021-02-18 02:23:42 +09:00
parent fa55043450
commit 275468c033
1 changed files with 11 additions and 5 deletions
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16
src/network/networkd-dhcp6.c
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@ -1613,6 +1613,8 @@ int config_parse_dhcp6_pd_hint(
void *userdata) {
Network *network = data;
union in_addr_union u;
unsigned char prefixlen;
int r;
assert(filename);
@ -1620,18 +1622,22 @@ int config_parse_dhcp6_pd_hint(
assert(rvalue);
assert(data);
r = in_addr_prefix_from_string(rvalue, AF_INET6, (union in_addr_union *) &network->dhcp6_pd_address, &network->dhcp6_pd_length);
r = in_addr_prefix_from_string(rvalue, AF_INET6, &u, &prefixlen);
if (r < 0) {
log_syntax(unit, LOG_WARNING, filename, line, r, "Failed to parse PrefixDelegationHint=%s, ignoring assignment", rvalue);
log_syntax(unit, LOG_WARNING, filename, line, r,
"Failed to parse %s=%s, ignoring assignment.", lvalue, rvalue);
return 0;
}
if (network->dhcp6_pd_length < 1 || network->dhcp6_pd_length > 128) {
log_syntax(unit, LOG_WARNING, filename, line, 0, "Invalid prefix length='%d', ignoring assignment", network->dhcp6_pd_length);
network->dhcp6_pd_length = 0;
if (prefixlen < 1 || prefixlen > 128) {
log_syntax(unit, LOG_WARNING, filename, line, 0,
"Invalid prefix length in %s=%s, ignoring assignment.", lvalue, rvalue);
return 0;
}
network->dhcp6_pd_address = u.in6;
network->dhcp6_pd_length = prefixlen;
return 0;
}