int sd_rtnl_open(uint32_t groups, sd_rtnl **ret) {
_cleanup_sd_rtnl_unref_ sd_rtnl *rtnl = NULL;
+ socklen_t addrlen;
int r;
r = sd_rtnl_new(&rtnl);
rtnl->sockaddr.nl.nl_groups = groups;
- r = bind(rtnl->fd, &rtnl->sockaddr.sa, sizeof(rtnl->sockaddr));
+ addrlen = sizeof(rtnl->sockaddr);
+
+ r = bind(rtnl->fd, &rtnl->sockaddr.sa, addrlen);
if (r < 0)
return -errno;
+ r = getsockname(rtnl->fd, &rtnl->sockaddr.sa, &addrlen);
+ if (r < 0)
+ return r;
+
*ret = rtnl;
rtnl = NULL;