Re: [PATCH] nfs/flexfiles: fix leak of nfs4_ff_ds_version arrays

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This should probably be CCed to some stable releases too. I'll figure it out soon.

-dros

> On Aug 1, 2017, at 4:25 PM, Weston Andros Adamson <dros@xxxxxxxxxx> wrote:
> 
> The client was freeing the nfs4_ff_layout_ds, but not the contained
> nfs4_ff_ds_version array.
> 
> Signed-off-by: Weston Andros Adamson <dros@xxxxxxxxxxxxxxx>
> ---
> fs/nfs/flexfilelayout/flexfilelayoutdev.c | 1 +
> 1 file changed, 1 insertion(+)
> 
> diff --git a/fs/nfs/flexfilelayout/flexfilelayoutdev.c b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
> index 6df7a0cf5660..f32c58bbe556 100644
> --- a/fs/nfs/flexfilelayout/flexfilelayoutdev.c
> +++ b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
> @@ -32,6 +32,7 @@ void nfs4_ff_layout_free_deviceid(struct nfs4_ff_layout_ds *mirror_ds)
> {
> 	nfs4_print_deviceid(&mirror_ds->id_node.deviceid);
> 	nfs4_pnfs_ds_put(mirror_ds->ds);
> +	kfree(mirror_ds->ds_versions);
> 	kfree_rcu(mirror_ds, id_node.rcu);
> }
> 
> -- 
> 2.11.0 (Apple Git-81)
> 

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