<p><b>@leandrolanzieri</b> commented on this pull request.</p>

<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/11189#discussion_r308091187">sys/clif/clif.c</a>:</p>
<pre style='color:#555'>> +    return 1;
+}
+
+ssize_t clif_add_param(clif_param_t *param, char *buf, size_t maxlen)
+{
+    assert(param && param->key);
+
+    param->key_len = strlen(param->key);
+    /* count param name size and separator ';' */
+    size_t req_space = param->key_len + 1;
+    size_t pos = 0;
+    int quoted = strcmp(param->key, LF_PARAM_SIZE) ? 1 : 0;
+
+    if (param->value) {
+        if (!param->value_len) {
+            param->value_len = strlen(param->value);
</pre>
<p>I added a note on the documentation of the function.</p>

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