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| author | Alexander V. Chernikov <melifaro@FreeBSD.org> | 2023-03-04 15:18:26 +0000 |
|---|---|---|
| committer | Alexander V. Chernikov <melifaro@FreeBSD.org> | 2023-03-06 15:08:09 +0000 |
| commit | e2dc8d789f68a9a2267c7f1006aba36c7840b177 (patch) | |
| tree | 0e05166051291381ec182a263668202327b1bf31 | |
| parent | 055776c84a41bb88c6ccd67615ea172864f6804c (diff) | |
| download | src-e2dc8d789f68a9a2267c7f1006aba36c7840b177.tar.gz src-e2dc8d789f68a9a2267c7f1006aba36c7840b177.zip | |
dhclient: do not add 0.0.0.0 interface alias.
Subscribers: imp
Differential Revision: https://reviews.freebsd.org/D38908
| -rwxr-xr-x | sbin/dhclient/dhclient-script | 3 | ||||
| -rw-r--r-- | sbin/dhclient/dispatch.c | 27 |
2 files changed, 9 insertions, 21 deletions
diff --git a/sbin/dhclient/dhclient-script b/sbin/dhclient/dhclient-script index c5649e1a1d2a..bcc9050407d4 100755 --- a/sbin/dhclient/dhclient-script +++ b/sbin/dhclient/dhclient-script @@ -318,13 +318,12 @@ fi case $reason in MEDIUM) eval "$IFCONFIG $interface $medium" - eval "$IFCONFIG $interface inet -alias 0.0.0.0 $medium" >/dev/null 2>&1 sleep 1 ;; PREINIT) delete_old_alias - $IFCONFIG $interface inet alias 0.0.0.0 netmask 255.0.0.0 broadcast 255.255.255.255 up + eval "$IFCONFIG $interface up" ;; ARPCHECK|ARPSEND) diff --git a/sbin/dhclient/dispatch.c b/sbin/dhclient/dispatch.c index 91f1694ec902..29ae73103913 100644 --- a/sbin/dhclient/dispatch.c +++ b/sbin/dhclient/dispatch.c @@ -78,6 +78,7 @@ discover_interfaces(struct interface_info *iface) { struct ifaddrs *ifap, *ifa; struct ifreq *tif; + int len = IFNAMSIZ + sizeof(struct sockaddr_storage); if (getifaddrs(&ifap) != 0) error("getifaddrs failed"); @@ -118,26 +119,14 @@ discover_interfaces(struct interface_info *iface) iface->hw_address.htype = HTYPE_ETHER; /* XXX */ memcpy(iface->hw_address.haddr, LLADDR(foo), foo->sdl_alen); - } else if (ifa->ifa_addr->sa_family == AF_INET) { - struct sockaddr_in foo; - struct iaddr addr; - - memcpy(&foo, ifa->ifa_addr, sizeof(foo)); - if (foo.sin_addr.s_addr == htonl(INADDR_LOOPBACK)) - continue; - if (!iface->ifp) { - if ((tif = calloc(1, sizeof(struct ifreq))) - == NULL) - error("no space to remember ifp"); - strlcpy(tif->ifr_name, ifa->ifa_name, IFNAMSIZ); - memcpy(&tif->ifr_addr, ifa->ifa_addr, - ifa->ifa_addr->sa_len); - iface->ifp = tif; - iface->primary_address = foo.sin_addr; - } - addr.len = 4; - memcpy(addr.iabuf, &foo.sin_addr.s_addr, addr.len); } + if (!iface->ifp) { + if ((tif = calloc(1, len)) == NULL) + error("no space to remember ifp"); + strlcpy(tif->ifr_name, ifa->ifa_name, IFNAMSIZ); + iface->ifp = tif; + } + } if (!iface->ifp) |