1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>usb_ep_free_request</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="USB Gadget API for Linux"><link rel="up" href="core.html" title="Core Objects and Methods"><link rel="prev" href="API-usb-ep-alloc-request.html" title="usb_ep_alloc_request"><link rel="next" href="API-usb-ep-queue.html" title="usb_ep_queue"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span class="phrase">usb_ep_free_request</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-usb-ep-alloc-request.html">Prev</a>&#160;</td><th width="60%" align="center">Core Objects and Methods</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-usb-ep-queue.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-usb-ep-free-request"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>usb_ep_free_request &#8212; 
2     frees a request object
3 </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">void <b class="fsfunc">usb_ep_free_request </b>(</code></td><td>struct usb_ep * <var class="pdparam">ep</var>, </td></tr><tr><td>&#160;</td><td>struct usb_request * <var class="pdparam">req</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1123992132"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>ep</code></em></span></dt><dd><p>
4     the endpoint associated with the request
5    </p></dd><dt><span class="term"><em class="parameter"><code>req</code></em></span></dt><dd><p>
6     the request being freed
7    </p></dd></dl></div></div><div class="refsect1"><a name="idp1123994708"></a><h2>Description</h2><p>
8   Reverses the effect of <code class="function">usb_ep_alloc_request</code>.
9   Caller guarantees the request is not queued, and that it will
10   no longer be requeued (or otherwise used).
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