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struct rtnl_link* rtnl_link_get ( struct nl_cache *  cache,
int  ifindex 
) [read]

Look up link by interface index in the provided cache

  • cache link cache
  • ifindex link interface index
The caller owns a reference on the returned object and must give the object back via rtnl_link_put().

pointer to link inside the cache or NULL if no match was found.

Definition at line 674 of file link.c.

References nl_object_get().

Referenced by rtnl_link_i2name().

      struct rtnl_link *link;

      if (cache->c_ops != &rtnl_link_ops)
            return NULL;

      nl_list_for_each_entry(link, &cache->c_items, ce_list) {
            if (link->l_index == ifindex) {
                  nl_object_get((struct nl_object *) link);
                  return link;

      return NULL;

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