From f62412fa79a20f3bd035f79bb8bda1afa5217c09 Mon Sep 17 00:00:00 2001
From: Ward Fisher <wfisher@ucar.edu>
Date: Thu, 24 Oct 2019 13:54:38 -0600
Subject: [PATCH] Corrected a potential unix API error.

---
 ncdump/ncvalidator.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ncdump/ncvalidator.c b/ncdump/ncvalidator.c
index 083376f82..a0e4acb32 100644
--- a/ncdump/ncvalidator.c
+++ b/ncdump/ncvalidator.c
@@ -1426,7 +1426,7 @@ new_NC_attr(char        *name,
     (*attrp)->nelems   = nelems;
     (*attrp)->xvalue   = NULL;
     (*attrp)->name     = name;
-    (*attrp)->name_len = strlen(name);
+    (*attrp)->name_len = (name?strlen(name):0);
 
     if (nelems > 0) {
         long long xsz = x_len_NC_attrV(xtype, nelems);