lkml.org 
[lkml]   [2012]   [Aug]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH] NFS: put net in case of idr allocation failure
Date
On Mon, 2012-08-20 at 17:43 +0400, Stanislav Kinsbursky wrote:
> Put net reference we got in nfs_alloc_client() on error path.
>
> Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
> ---
> fs/nfs/nfs4client.c | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
> index cbcdfaf..b895629 100644
> --- a/fs/nfs/nfs4client.c
> +++ b/fs/nfs/nfs4client.c
> @@ -74,6 +74,7 @@ struct nfs_client *nfs4_alloc_client(const struct nfs_client_initdata *cl_init)
> return clp;
>
> error:
> + put_net(clp->cl_net);
> kfree(clp);
> return ERR_PTR(err);
> }


No, that isn't anywhere near sufficient.

The correct thing to do here is to replace the kfree with a call to
nfs_free_client(), which will also clean up the allocation of
cl_hostname, put the module, etc.

--
Trond Myklebust
Linux NFS client maintainer

NetApp
Trond.Myklebust@netapp.com
www.netapp.com

\
 
 \ /
  Last update: 2012-08-20 19:21    [W:0.039 / U:0.240 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site