fix teuthology-ls isdir check

diff --git a/teuthology/suite.py b/teuthology/suite.py
index 6994215136d209345fc29abf91cf81ac8f3f81e1..ad39edd2995b478ae93b3516c7922b88c1399260 100644 (file)
--- a/teuthology/suite.py
+++ b/teuthology/suite.py
@@ -157,7 +157,7 @@ def ls():
     args = parser.parse_args()
 
     for j in sorted(os.listdir(args.archive_dir)):
-        if j.startswith('.') or os.path.isdir(j):
+        if j.startswith('.') or not os.path.isdir(j):
             continue
 
         summary = {}