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interface_conf.c: don't use a negative value as allocation size

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* src/conf/interface_conf.c (virInterfaceDefParseProtoIPv4): If
virXPathNodeSet returns -1, indicate failure by returning -1 right away.
(virInterfaceDefParseProtoIPv6): Likewise.
This commit is contained in:
Jim Meyering 2010-02-02 20:54:01 +01:00
parent 71c865f4d2
commit fe1183a7cd
1 changed files with 5 additions and 1 deletions
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6
src/conf/interface_conf.c
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@ -1,7 +1,7 @@
/*
* interface_conf.c: interfaces XML handling
*
* Copyright (C) 2006-2009 Red Hat, Inc.
* Copyright (C) 2006-2010 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -320,6 +320,8 @@ virInterfaceDefParseProtoIPv4(virConnectPtr conn, virInterfaceProtocolDefPtr def
}
nIpNodes = virXPathNodeSet(conn, "./ip", ctxt, &ipNodes);
if (nIpNodes < 0)
return -1;
if (ipNodes == NULL)
return 0;
@ -377,6 +379,8 @@ virInterfaceDefParseProtoIPv6(virConnectPtr conn, virInterfaceProtocolDefPtr def
}
nIpNodes = virXPathNodeSet(conn, "./ip", ctxt, &ipNodes);
if (nIpNodes < 0)
return -1;
if (ipNodes == NULL)
return 0;