diff -Naur hplip-3.20.5_orig/base/utils.py hplip-3.20.5/base/utils.py
--- hplip-3.20.5_orig/base/utils.py	2020-05-10 09:51:22.660145605 +0200
+++ hplip-3.20.5/base/utils.py	2020-05-10 09:52:13.738669066 +0200
@@ -285,8 +285,8 @@
                         except ValueError:
                             yield fullname
 
-        #if os.path.islink(fullname):
-        #    fullname = os.path.realpath(os.readlink(fullname))
+        if os.path.islink(fullname) and os.path.isdir(os.readlink(fullname)):
+           continue
 
         if recurse and os.path.isdir(fullname): # or os.path.islink(fullname):
             for f in walkFiles(fullname, recurse, abs_paths, return_folders, pattern, path):