Throw an error if none of the content stream parts could be loaded.

1 files changed, 6 insertions, 2 deletions

diff --git a/pdf/pdf_page.c b/pdf/pdf_page.c
index bf9bf411..7837c4cf 100644
--- a/pdf/pdf_page.c
+++ b/pdf/pdf_page.c
@@ -209,8 +209,6 @@ pdf_load_page_contents_array(fz_buffer **bigbufp, pdf_xref *xref, fz_obj *list)
 	fz_buffer *one;
 	int i, n;
 
-	/* TODO: openstream, read, close into big buffer at once */
-
 	big = fz_new_buffer(32 * 1024);
 
 	n = fz_array_len(list);
@@ -233,6 +231,12 @@ pdf_load_page_contents_array(fz_buffer **bigbufp, pdf_xref *xref, fz_obj *list)
 		fz_drop_buffer(one);
 	}
 
+	if (n > 0 && big->len == 0)
+	{
+		fz_drop_buffer(big);
+		return fz_throw("cannot load content stream");
+	}
+
 	*bigbufp = big;
 	return fz_okay;
 }