diff options
| -rw-r--r-- | avahi-core/socket.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/avahi-core/socket.c b/avahi-core/socket.c index 82622d3..453ce54 100644 --- a/avahi-core/socket.c +++ b/avahi-core/socket.c @@ -513,7 +513,7 @@ int avahi_send_dns_packet_ipv4(int fd, AvahiIfIndex interface, AvahiDnsPacket *p pkti->ipi_spec_dst.s_addr = src_address->address; msg.msg_control = cmsg_data; - msg.msg_controllen = sizeof(cmsg_data); + msg.msg_controllen = CMSG_SPACE(sizeof(struct in_pktinfo)); } #elif defined(IP_SENDSRCADDR) if (src_address) { @@ -529,7 +529,7 @@ int avahi_send_dns_packet_ipv4(int fd, AvahiIfIndex interface, AvahiDnsPacket *p addr->s_addr = src_address->address; msg.msg_control = cmsg_data; - msg.msg_controllen = sizeof(cmsg_data); + msg.msg_controllen = CMSG_SPACE(sizeof(struct in_addr)); } #elif defined(IP_MULTICAST_IF) { @@ -592,7 +592,7 @@ int avahi_send_dns_packet_ipv6(int fd, AvahiIfIndex interface, AvahiDnsPacket *p memcpy(&pkti->ipi6_addr, src_address->address, sizeof(src_address->address)); msg.msg_control = cmsg_data; - msg.msg_controllen = sizeof(cmsg_data); + msg.msg_controllen = CMSG_SPACE(sizeof(struct in6_pktinfo)); } else { msg.msg_control = NULL; msg.msg_controllen = 0; |