Use value of delegated transport for var lookup (#35658)

lib/ansible/playbook/play_context.py

@@ -331,7 +331,7 @@ class PlayContext(Base):
             # address, otherwise we default to connecting to it by name. This
             # may happen when users put an IP entry into their inventory, or if
             # they rely on DNS for a non-inventory hostname
-            for address_var in ('ansible_%s_host' % transport_var,) + C.MAGIC_VARIABLE_MAPPING.get('remote_addr'):
+            for address_var in ('ansible_%s_host' % delegated_transport,) + C.MAGIC_VARIABLE_MAPPING.get('remote_addr'):
                 if address_var in delegated_vars:
                     break
             else:
@@ -340,7 +340,7 @@ class PlayContext(Base):
 
             # reset the port back to the default if none was specified, to prevent
             # the delegated host from inheriting the original host's setting
-            for port_var in ('ansible_%s_port' % transport_var,) + C.MAGIC_VARIABLE_MAPPING.get('port'):
+            for port_var in ('ansible_%s_port' % delegated_transport,) + C.MAGIC_VARIABLE_MAPPING.get('port'):
                 if port_var in delegated_vars:
                     break
             else:
@@ -350,7 +350,7 @@ class PlayContext(Base):
                     delegated_vars['ansible_port'] = C.DEFAULT_REMOTE_PORT
 
             # and likewise for the remote user
-            for user_var in ('ansible_%s_user' % transport_var,) + C.MAGIC_VARIABLE_MAPPING.get('remote_user'):
+            for user_var in ('ansible_%s_user' % delegated_transport,) + C.MAGIC_VARIABLE_MAPPING.get('remote_user'):
                 if user_var in delegated_vars and delegated_vars[user_var]:
                     break
             else: