Re: [PATCH v2] btrfs: Remove error messages for failed memory allocations
From: Markus Elfring
Date:  Thu Jun 11 2020 - 10:01:08 EST
> As there is a dump_stack() done on memory allocation
> failures, these messages might as well be deleted instead.
* I imagine that an other wording variant can become clearer
  for the change description.
* I suggest to reconsider the patch subject.
â
> +++ b/fs/btrfs/check-integrity.c
> @@ -632,7 +632,6 @@  static int btrfsic_process_superblock(struct btrfsic_state *state,
>
>  	selected_super = kzalloc(sizeof(*selected_super), GFP_NOFS);
>  	if (NULL == selected_super) {
> -		pr_info("btrfsic: error, kmalloc failed!\n");
>  		return -ENOMEM;
>  	}
How do you think about to use the following error handling instead?
	if (!selected_super)
		return -ENOMEM;
Regards,
Markus