changelogs/fragments/597_remove_fstab_comment_on_updating.yml

@@ -1,3 +0,0 @@
----
-bugfixes:
-  - mount - If a comment is appended to a fstab entry, state present creates a double-entry (https://github.com/ansible-collections/ansible.posix/issues/595).

plugins/modules/mount.py

@@ -303,7 +303,7 @@ def _set_mount_save_old(module, args):
 
             continue
 
-        fields = line.split('#')[0].split()
+        fields = line.split()
 
         # Check if we got a valid line for splitting
         # (on Linux the 5th and the 6th field is optional)