src/cache.c [3294:3312]:
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    if (*tail != '\0') {
        free(xml_data);
        xml_data = NULL;
        return -1;
    }
    free(xml_data);
    xml_data = NULL;

    return 0;
}


/* Finishes the creation of a node of a regular file. Members path, name
   and cach_path must not be NULL and the cache file must exist, or the node
   will be deleted.
   If the file is in directory backup, member path may be NULL.
   userdata is set to the parent of the file node.
   return value : allways 0. */
static int
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src/cache.c [3399:3414]:
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    if (*tail != '\0') {
        free(xml_data);
        xml_data = NULL;
        return -1;
    }
    free(xml_data);
    xml_data = NULL;

    return 0;
}


/* Stores xml_data in the appropriate member of node userdata.
   state indicates the member of node.
   return value : 0 on success, -1 if an error occurs. */
static int
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