nfsd: Fix memleak

When free nfs-client, it must free the ->cl_stateids.

Cc: stable@kernel.org
Signed-off-by: Jianpeng Ma <majianpeng@gmail.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 4db46aa387b7..a6637de7ae13 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1060,6 +1060,8 @@ free_client(struct nfs4_client *clp)
         }
         free_svc_cred(&clp->cl_cred);
         kfree(clp->cl_name.data);
+        idr_remove_all(&clp->cl_stateids);
+        idr_destroy(&clp->cl_stateids);
         kfree(clp);
 }