tools: Make check flag really work for reload

The check flag of `found_pg_cmd` is already there, but not used.
So, make it really work for reload.

Signed-off-by: anlan_cs <vic.lan@pica8.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/tools/frr-reload.py b/tools/frr-reload.py
index 77772f80c..0e0aec983 100755
--- a/tools/frr-reload.py
+++ b/tools/frr-reload.py
@@ -788,6 +788,8 @@ def bgp_delete_nbr_remote_as_line(lines_to_add):
     # remote-as config.
 
     pg_dict = dict()
+    found_pg_cmd = False
+
     # Find all peer-group commands; create dict of each peer-group
     # to store assoicated neighbor as value
     for ctx_keys, line in lines_to_add:
@@ -809,6 +811,10 @@ def bgp_delete_nbr_remote_as_line(lines_to_add):
                 }
                 found_pg_cmd = True
 
+    # Do nothing if there is no any "peer-group"
+    if found_pg_cmd is False:
+        return
+
     # Find peer-group with remote-as command, also search neighbor
     # associated to peer-group and store into peer-group dict
     for ctx_keys, line in lines_to_add: