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dns: add comment explaining the purpose of any_removed

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(cherry picked from commit 4d1ecd8d6d)
(cherry picked from commit 01b4040a7a)
(cherry picked from commit ad8a6a59af)
This commit is contained in:
Beniamino Galvani 2022-10-13 17:23:15 +02:00
parent cd855580f7
commit 79c08e8d59
1 changed files with 7 additions and 1 deletions
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8
src/core/dns/nm-dns-manager.c
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@ -1966,8 +1966,14 @@ nm_dns_manager_set_ip_config(NMDnsManager *self,
if (!ip_data) {
ip_data = _dns_config_ip_data_new(data, addr_family, source_tag, l3cd, ip_config_type);
if (!any_removed)
if (!any_removed) {
/* `any_removed` tracks whether we deleted any ip_data. If that happened,
* we already compared the old and new l3cds and set `changed` accordingly.
* Here we only need to set `changed` if we are adding a new ip_data without
* removing the old one.
*/
changed = TRUE;
}
} else {
ip_data->ip_config_type = ip_config_type;
changed = TRUE;