check for existence of Dests nametree before loading

2 files changed, 11 insertions, 3 deletions

diff --git a/mupdf/debug.c b/mupdf/debug.c
index e44a23d2..4704794b 100644
--- a/mupdf/debug.c
+++ b/mupdf/debug.c
@@ -68,6 +68,8 @@ static inline void pdflog(int tag, char *name, char *fmt, va_list ap)
 		level ++;
 
 	push = strchr(fmt, '\n') != 0;
+
+	fflush(stdout);
 }
 
 void pdf_logxref(char *fmt, ...)
diff --git a/mupdf/nametree.c b/mupdf/nametree.c
index 04b5192b..706c0e50 100644
--- a/mupdf/nametree.c
+++ b/mupdf/nametree.c
@@ -117,10 +117,16 @@ pdf_loadnametrees(pdf_xref *xref)
 		if (error)
 			return error;
 		dests = fz_dictgets(names, "Dests");
-		error = pdf_loadnametree(&xref->dests, xref, dests);
+		if (dests)
+		{
+			error = pdf_loadnametree(&xref->dests, xref, dests);
+			if (error)
+			{
+				fz_dropobj(names);
+				return error;
+			}
+		}
 		fz_dropobj(names);
-		if (error)
-			return error;
 	}
 
 	return nil;