diff options
| -rw-r--r-- | src/libsystemd-network/dhcp-network.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/src/libsystemd-network/dhcp-network.c b/src/libsystemd-network/dhcp-network.c index dd26ef3e00..6fac80e873 100644 --- a/src/libsystemd-network/dhcp-network.c +++ b/src/libsystemd-network/dhcp-network.c @@ -68,7 +68,7 @@ int dhcp_network_bind_raw_socket(int index, union sockaddr_union *link, .filter = filter }; _cleanup_close_ int s = -1; - int r, one = 1; + int r, on = 1; assert(index > 0); assert(link); @@ -77,7 +77,7 @@ int dhcp_network_bind_raw_socket(int index, union sockaddr_union *link, if (s < 0) return -errno; - r = setsockopt (s, SOL_PACKET, PACKET_AUXDATA, &one, sizeof(one)); + r = setsockopt (s, SOL_PACKET, PACKET_AUXDATA, &on, sizeof(on)); if (r < 0) return -errno; @@ -117,6 +117,17 @@ int dhcp_network_bind_udp_socket(be32_t address, uint16_t port) { r = setsockopt(s, IPPROTO_IP, IP_TOS, &tos, sizeof(tos)); if (r < 0) return -errno; + if (address == INADDR_ANY) { + int on = 1; + + r = setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)); + if (r < 0) + return -errno; + + r = setsockopt(s, IPPROTO_IP, IP_PKTINFO, &on, sizeof(on)); + if (r < 0) + return -errno; + } r = bind(s, &src.sa, sizeof(src.in)); if (r < 0) |