[LTP] [PATCH 5/9] metadata: data_storage: Add two array functions

[Petr Vorel]

Hi Cyril,

LGTM.
Reviewed-by: Petr Vorel <pvorel@suse.cz>

> - data_node_array_last() returns last element in an array or NULL if empty

> - data_node_array_last_rem() removes and frees last element from an array
Would you mind to add the above as /** */ doc to the functions before merging?
(no need to repost).

Kind regards,
Petr