diff options
Diffstat (limited to 'src/dhcpv4.c')
| -rw-r--r-- | src/dhcpv4.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/dhcpv4.c b/src/dhcpv4.c index db5f138..35a3ad0 100644 --- a/src/dhcpv4.c +++ b/src/dhcpv4.c @@ -779,8 +779,10 @@ static void handle_dhcpv4(void *addr, void *data, size_t len, } } - struct ifreq ifr = {.ifr_name = ""}; - strncpy(ifr.ifr_name, iface->ifname, sizeof(ifr.ifr_name)); + struct ifreq ifr; + + memset(&ifr, 0, sizeof(ifr)); + strncpy(ifr.ifr_name, iface->ifname, sizeof(ifr.ifr_name) - 1); if (!ioctl(sock, SIOCGIFMTU, &ifr)) { uint16_t mtu = htons(ifr.ifr_mtu); |