zebra: socket fd check (Coverity 1472236)

Signed-off-by: F. Aragon <paco@voltanet.io>
This commit is contained in:
F. Aragon 2018-08-03 15:37:02 +02:00
parent 25f5f03987
commit e940478c02
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@ -1085,6 +1085,7 @@ void kernel_init(struct zebra_ns *zns)
if (nl_rcvbufsize)
netlink_recvbuf(&zns->netlink, nl_rcvbufsize);
assert(zns->netlink.sock >= 0);
netlink_install_filter(zns->netlink.sock,
zns->netlink_cmd.snl.nl_pid);
zns->t_netlink = NULL;