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-rw-r--r--pdf/pdf_doc.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/pdf/pdf_doc.c b/pdf/pdf_doc.c
index 70bd4f23a..35be01846 100644
--- a/pdf/pdf_doc.c
+++ b/pdf/pdf_doc.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2020-2021 Artifex Software, Inc.
+/* Copyright (C) 2020-2022 Artifex Software, Inc.
All Rights Reserved.
This software is provided AS-IS with no warranty, either express or
@@ -1061,12 +1061,20 @@ static int pdfi_doc_PageLabels(pdf_context *ctx)
int code;
pdf_dict *PageLabels = NULL;
+ if (ctx->loop_detection)
+ code = pdfi_loop_detector_mark(ctx);
+
code = pdfi_dict_knownget_type(ctx, ctx->Root, "PageLabels", PDF_DICT, (pdf_obj **)&PageLabels);
if (code <= 0) {
+ if (ctx->loop_detection)
+ code = pdfi_loop_detector_cleartomark(ctx);
/* TODO: flag a warning */
goto exit;
}
+ if (ctx->loop_detection)
+ code = pdfi_loop_detector_cleartomark(ctx);
+
/* This will send the PageLabels object as a 'pdfpagelabels' setdeviceparams */
code = pdfi_mark_object(ctx, (pdf_obj *)PageLabels, "pdfpagelabels");
if (code < 0)