HDFFV-10188 - Check for empty string first

2017-08-16 15:01:29 -05:00
parent 46f8c941d7
commit 164eee91cf
1 changed files with 2 additions and 1 deletions
--- a/tools/lib/h5tools_ref.c
+++ b/tools/lib/h5tools_ref.c
@@ -164,7 +164,8 @@ haddr_t
 ref_path_table_lookup(const char *thepath)
 {
    H5O_info_t  oi;
-
+    if((HDstrlen(thepath) == 0) || (thepath == NULL))
+        return HADDR_UNDEF;
    /* Allow lookups on the root group, even though it doesn't have any link info */
    if(HDstrcmp(thepath, "/")) {
        H5L_info_t  li;