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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>usb_deregister</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="The Linux-USB Host Side API" /><link rel="up" href="ch05.html" title="Chapter 5. USB Core APIs" /><link rel="prev" href="re80.html" title="usb_register_driver" /><link rel="next" href="re82.html" title="usb_autopm_put_interface" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>usb_deregister</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re80.html">Prev</a> </td><th width="60%" align="center">Chapter 5. USB Core APIs</th><td width="20%" align="right"> <a accesskey="n" href="re82.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="usb_deregister"><a id="API-usb-deregister"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>usb_deregister —
unregister a USB interface driver
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0" class="funcprototype-table"><tr><td><code class="funcdef">void <b class="fsfunc">usb_deregister </b>(</code></td><td>struct usb_driver * <var class="pdparam">driver</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id2750249"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>driver</code></em></span></dt><dd><p>
USB operations of the interface driver to unregister
</p></dd></dl></div></div><div class="refsect1" title="Context"><a id="id2750275"></a><h2>Context</h2><p>
must be able to sleep
</p></div><div class="refsect1" title="Description"><a id="id2750285"></a><h2>Description</h2><p>
Unlinks the specified driver from the internal USB driver list.
</p></div><div class="refsect1" title="NOTE"><a id="id2750296"></a><h2>NOTE</h2><p>
If you called <code class="function">usb_register_dev</code>, you still need to call
<code class="function">usb_deregister_dev</code> to clean up your driver's allocated minor numbers,
this * call will no longer do it for you.
</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re80.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch05.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="re82.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>usb_register_driver</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span>usb_autopm_put_interface</span></td></tr></table></div></body></html>
