Allow null pointer deletions in membuffer.

git-svn-id: https://pupnp.svn.sourceforge.net/svnroot/pupnp/branches/branch-1.6.x@538 119443c7-1b9e-41f8-b6fc-b9c35fce742c
This commit is contained in:
Marcelo Roberto Jimenez 2010-04-25 00:47:37 +00:00
parent dc457414d1
commit 0dea692199

View File

@ -1,33 +1,33 @@
/////////////////////////////////////////////////////////////////////////// /*******************************************************************************
// *
// Copyright (c) 2000-2003 Intel Corporation * Copyright (c) 2000-2003 Intel Corporation
// All rights reserved. * All rights reserved.
// *
// Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met: * modification, are permitted provided that the following conditions are met:
// *
// * Redistributions of source code must retain the above copyright notice, * - Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer. * this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice, * - Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation * this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution. * and/or other materials provided with the distribution.
// * Neither name of Intel Corporation nor the names of its contributors * - Neither name of Intel Corporation nor the names of its contributors
// may be used to endorse or promote products derived from this software * may be used to endorse or promote products derived from this software
// without specific prior written permission. * without specific prior written permission.
// *
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// *
/////////////////////////////////////////////////////////////////////////// ******************************************************************************/
/************************************************************************ /************************************************************************
* Purpose: This file contains functions that operate on memory and * Purpose: This file contains functions that operate on memory and
@ -491,6 +491,8 @@ membuffer_delete( INOUT membuffer * m,
assert( m != NULL ); assert( m != NULL );
if (!m) return;
if( m->length == 0 ) { if( m->length == 0 ) {
return; return;
} }