diff options
Diffstat (limited to 'src/libsystemd-dhcp/dhcp-network.c')
| -rw-r--r-- | src/libsystemd-dhcp/dhcp-network.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/libsystemd-dhcp/dhcp-network.c b/src/libsystemd-dhcp/dhcp-network.c index 6c9d4ef999..934e8bf13e 100644 --- a/src/libsystemd-dhcp/dhcp-network.c +++ b/src/libsystemd-dhcp/dhcp-network.c @@ -32,7 +32,7 @@ int dhcp_network_bind_raw_socket(int index, union sockaddr_union *link) { - int s; + int s, one = 1; assert(index > 0); assert(link); @@ -48,6 +48,9 @@ int dhcp_network_bind_raw_socket(int index, union sockaddr_union *link) link->ll.sll_halen = ETH_ALEN; memset(link->ll.sll_addr, 0xff, ETH_ALEN); + if (setsockopt (s, SOL_PACKET, PACKET_AUXDATA, &one, sizeof(one)) < 0) + return -errno; + if (bind(s, &link->sa, sizeof(link->ll)) < 0) { close_nointr_nofail(s); return -errno; |