<p>In <a href="https://github.com/kamailio/kamailio/pull/390#discussion_r44548900">modules/rtpengine/rtpengine.c</a>:</p>
<pre style='color:#555'>>  found:
>    if (do_test) {
>            node->rn_disabled = rtpp_test(node, node->rn_disabled, 0);
>            if (node->rn_disabled)
>                    goto retry;
>    }
> +
> +  /* build hash table entry */
> +  struct rtpengine_hash_entry *entry = shm_malloc(sizeof(struct rtpp_node));
> +  if (shm_str_dup(&entry->callid, &callid) < 0) {
> +          LM_ERR("rtpengine hash table fail to duplicate calllen=%d callid=%.*s",
> +                  callid.len, callid.len, callid.s);
> +  }
> +  entry->node = node;
> +  entry->next = NULL;
> +  entry->tout = get_ticks() + hash_table_tout;
> +
> +  /* Insert the key<->entry from the hashtable */
> +  if (!rtpengine_hash_table_insert(&callid, entry)) {
> +          LM_ERR("rtpengine hash table fail to insert node=%.*s for calllen=%d callid=%.*s",
</pre>
<p>The error case needs some shm_free() I think</p>

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