linux-kernel - Re: [PATCH 10/10] fs:btrfs: return -ENOMEM on allocation failure.

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Date:   Wed, 13 Sep 2017 17:13:08 +0200
From:   David Sterba <dsterba@...e.cz>
To:     Allen Pais <allen.lkml@...il.com>
Cc:     linux-kernel@...r.kernel.org, nouveau@...ts.freedesktop.org,
        linux-crypto@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        MPT-FusionLinux.pdl@...adcom.com, linux-scsi@...r.kernel.org,
        netdev@...r.kernel.org, megaraidlinux.pdl@...adcom.com,
        target-devel@...r.kernel.org, linux-fbdev@...r.kernel.org,
        linux-btrfs@...r.kernel.org
Subject: Re: [PATCH 10/10] fs:btrfs: return -ENOMEM on allocation failure.

On Wed, Sep 13, 2017 at 01:02:19PM +0530, Allen Pais wrote:
> Signed-off-by: Allen Pais <allen.lkml@...il.com>
> ---
>  fs/btrfs/check-integrity.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c
> index 7d5a9b5..efa4c23 100644
> --- a/fs/btrfs/check-integrity.c
> +++ b/fs/btrfs/check-integrity.c
> @@ -2913,7 +2913,7 @@ int btrfsic_mount(struct btrfs_fs_info *fs_info,
>  	state = kvzalloc(sizeof(*state), GFP_KERNEL);
>  	if (!state) {
>  		pr_info("btrfs check-integrity: allocation failed!\n");
> -		return -1;
> +		return -ENOMEM;

Makes sense, also please fix the -1 a few lines below that also result
from failed memory allocation, indirectly from btrfsic_dev_state_alloc().

>  	}
>  
>  	if (!btrfsic_is_initialized) {
> -- 
> 2.7.4
> 
> --
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