technology: return already enabled when tethering is enabled

[framework/connectivity/connman.git] / gdhcp / ipv4ll.c

diff --git a/gdhcp/ipv4ll.c b/gdhcp/ipv4ll.c
index b35626d..4c09572 100644 (file)
--- a/gdhcp/ipv4ll.c
+++ b/gdhcp/ipv4ll.c
@@ -79,7 +79,7 @@ int ipv4ll_send_arp_packet(uint8_t* source_eth, uint32_t source_ip,
        uint32_t ip_target;
        int fd, n;
 
-       fd = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_ARP));
+       fd = socket(PF_PACKET, SOCK_DGRAM | SOCK_CLOEXEC, htons(ETH_P_ARP));
        if (fd < 0)
                return -errno;
 
@@ -122,7 +122,7 @@ int ipv4ll_arp_socket(int ifindex)
 {
        int fd;
        struct sockaddr_ll sock;
-       fd = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_ARP));
+       fd = socket(PF_PACKET, SOCK_DGRAM | SOCK_CLOEXEC, htons(ETH_P_ARP));
        if (fd < 0)
                return fd;