From 5656ff9dd183574d5335f410d824e01439f07fbc Mon Sep 17 00:00:00 2001 From: Yu Watanabe Date: Fri, 26 Nov 2021 01:12:14 +0900 Subject: [PATCH] dhcp6: make sd_dhcp6_lease_get_dns() and friends accepts NULL --- src/libsystemd-network/sd-dhcp6-lease.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/src/libsystemd-network/sd-dhcp6-lease.c b/src/libsystemd-network/sd-dhcp6-lease.c index 22fb77c19e1..a47e6a01992 100644 --- a/src/libsystemd-network/sd-dhcp6-lease.c +++ b/src/libsystemd-network/sd-dhcp6-lease.c @@ -239,12 +239,13 @@ int dhcp6_lease_add_dns(sd_dhcp6_lease *lease, const uint8_t *optval, size_t opt int sd_dhcp6_lease_get_dns(sd_dhcp6_lease *lease, const struct in6_addr **ret) { assert_return(lease, -EINVAL); - assert_return(ret, -EINVAL); if (!lease->dns) return -ENOENT; - *ret = lease->dns; + if (ret) + *ret = lease->dns; + return lease->dns_count; } @@ -337,16 +338,17 @@ int dhcp6_lease_add_sntp(sd_dhcp6_lease *lease, const uint8_t *optval, size_t op int sd_dhcp6_lease_get_ntp_addrs(sd_dhcp6_lease *lease, const struct in6_addr **ret) { assert_return(lease, -EINVAL); - assert_return(ret, -EINVAL); if (lease->ntp) { - *ret = lease->ntp; + if (ret) + *ret = lease->ntp; return lease->ntp_count; } if (lease->sntp && !lease->ntp_fqdn) { /* Fallback to the deprecated SNTP option. */ - *ret = lease->sntp; + if (ret) + *ret = lease->sntp; return lease->sntp_count; } @@ -355,12 +357,12 @@ int sd_dhcp6_lease_get_ntp_addrs(sd_dhcp6_lease *lease, const struct in6_addr ** int sd_dhcp6_lease_get_ntp_fqdn(sd_dhcp6_lease *lease, char ***ret) { assert_return(lease, -EINVAL); - assert_return(ret, -EINVAL); if (!lease->ntp_fqdn) return -ENOENT; - *ret = lease->ntp_fqdn; + if (ret) + *ret = lease->ntp_fqdn; return strv_length(lease->ntp_fqdn); } -- 2.47.3