diff options
Diffstat (limited to 'dev.c')
| -rw-r--r-- | dev.c | 8 |
1 files changed, 4 insertions, 4 deletions
@@ -79,7 +79,7 @@ int device_address(const char *ifname, int af, struct sockaddr_storage *ss) ifr.ifr_addr.sa_family = af; ret = ioctl(sock, SIOCGIFADDR, &ifr); - if (!ret) + if (likely(!ret)) memcpy(ss, &ifr.ifr_addr, sizeof(ifr.ifr_addr)); close(sock); @@ -97,7 +97,7 @@ int device_mtu(const char *ifname) strlcpy(ifr.ifr_name, ifname, IFNAMSIZ); ret = ioctl(sock, SIOCGIFMTU, &ifr); - if (!ret) + if (likely(!ret)) mtu = ifr.ifr_mtu; close(sock); @@ -116,7 +116,7 @@ short device_get_flags(const char *ifname) strlcpy(ifr.ifr_name, ifname, IFNAMSIZ); ret = ioctl(sock, SIOCGIFFLAGS, &ifr); - if (!ret) + if (likely(!ret)) flags = ifr.ifr_flags; close(sock); @@ -135,7 +135,7 @@ void device_set_flags(const char *ifname, const short flags) ifr.ifr_flags = flags; ret = ioctl(sock, SIOCSIFFLAGS, &ifr); - if (ret < 0) + if (unlikely(ret < 0)) panic("Cannot set NIC flags!\n"); close(sock); |