Check for case where too many identical files are being extracted

[wimlib] / src / ntfs-3g_apply.c

diff --git a/src/ntfs-3g_apply.c b/src/ntfs-3g_apply.c
index ff145a61871a2cc98184bd9599672b8a0085ee7b..e7557cf663a9712609c264a40449f390a6aad237 100644 (file)
--- a/src/ntfs-3g_apply.c
+++ b/src/ntfs-3g_apply.c
@@ -726,6 +726,11 @@ ntfs_3g_begin_extract_stream_to_attr(struct wim_lookup_table_entry *stream,
                return WIMLIB_ERR_NTFS_3G;
        }
 
+       if (ctx->num_open_attrs == MAX_OPEN_ATTRS) {
+               ERROR("Can't extract data: too many open files!");
+               return WIMLIB_ERR_UNSUPPORTED;
+       }
+
        attr = ntfs_attr_open(ni, AT_DATA, stream_name, stream_name_nchars);
        if (!attr) {
                ERROR_WITH_ERRNO("Failed to open data stream of \"%s\"",