Commit abd96698 authored by Trond Myklebust's avatar Trond Myklebust
Browse files

NFS: Ensure struct nfs_client holds a reference to the net namespace 



Otherwise we have no guarantee that the net namespace won't just
disappear from underneath us once the task that created it
is destroyed.

Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
Cc: Stanislav Kinsbursky <skinsbursky@parallels.com>
parent 9937347a

fs/nfs/client.c

+2 −1
Original line number Diff line number Diff line
@@ -172,7 +172,7 @@ static struct nfs_client *nfs_alloc_client(const struct nfs_client_initdata *cl_ 
	clp->cl_rpcclient = ERR_PTR(-EINVAL);



	clp->cl_proto = cl_init->proto;

	clp->net = cl_init->net;

	clp->net = get_net(cl_init->net);



#ifdef CONFIG_NFS_V4

	err = nfs_get_cb_ident_idr(clp, cl_init->minorversion);
@@ -300,6 +300,7 @@ static void nfs_free_client(struct nfs_client *clp) 


	nfs4_deviceid_purge_client(clp);



	put_net(clp->net);

	kfree(clp->cl_hostname);

	kfree(clp->server_scope);

	kfree(clp);