kernelci.cli: show: skip unnecessary child nodes queries

When using the --max-depth parameter, after a certain number of
recursion there is no need to look for any child nodes.  Move the call
to get the child nodes after the test that determines whether we've
reached that depth of recursion.

Signed-off-by: Guillaume Tucker <[email protected]>

Author: gctucker

kernelci/cli/show.py

@@ -80,9 +80,9 @@ def _dump_results(self, api, node, indent=0, max_depth=0):
             line = self._color(line, 'underline')
         print('  '*indent, end='')
         print(line)
-        child_nodes = api.get_nodes({'parent': node_id})
         if max_depth and indent == max_depth:
             return
+        child_nodes = api.get_nodes({'parent': node_id})
         for child in child_nodes:
             self._dump_results(api, child, indent+1, max_depth)