NFS check the return of nfs4_negotiate_security in nfs4_submount
Signed-off-by: Andy Adamson <andros@netapp.com>
Tested-By: Steve Dickson <steved@redhat.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c
index 3d5dbf8..1b86fef 100644
--- a/fs/nfs/nfs4namespace.c
+++ b/fs/nfs/nfs4namespace.c
@@ -399,8 +399,11 @@
flavor = client->cl_auth->au_flavor;
else {
rpc_authflavor_t new = nfs4_negotiate_security(dir, name);
- if ((int)new >= 0)
- flavor = new;
+ if ((int)new < 0) {
+ mnt = ERR_PTR((int)new);
+ goto out;
+ }
+ flavor = new;
}
mnt = nfs_do_submount(dentry, fh, fattr, flavor);
out:
