wic: fix short variable names

Made short variable names longer and more readable.

Fixed pylint warnings "Invalid variable name" and
"Invalid argument name".

(From OE-Core rev: 872cb0d5d79b26f34e6b35d7be8870d245021be4)

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/scripts/lib/wic/plugin.py b/scripts/lib/wic/plugin.py
index 7244989d86..ccfdfcb934 100644
--- a/scripts/lib/wic/plugin.py
+++ b/scripts/lib/wic/plugin.py
@@ -48,7 +48,7 @@ class PluginMgr(object):
         self.plugin_dir = scripts_path + PLUGIN_DIR
         self.layers_path = None
 
-    def _build_plugin_dir_list(self, dl, ptype):
+    def _build_plugin_dir_list(self, plugin_dir, ptype):
         if self.layers_path is None:
             self.layers_path = get_bitbake_var("BBLAYERS")
         layer_dirs = []
@@ -58,7 +58,7 @@ class PluginMgr(object):
                 path = os.path.join(layer_path, SCRIPTS_PLUGIN_DIR, ptype)
                 layer_dirs.append(path)
 
-        path = os.path.join(dl, ptype)
+        path = os.path.join(plugin_dir, ptype)
         layer_dirs.append(path)
 
         return layer_dirs