nfsd: add a forget_client set_clnt routine

...that relies on the client_lock instead of client_mutex.

Signed-off-by: Jeff Layton <jlayton@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
diff --git a/fs/nfsd/fault_inject.c b/fs/nfsd/fault_inject.c
index a0387fd..5f3ead0 100644
--- a/fs/nfsd/fault_inject.c
+++ b/fs/nfsd/fault_inject.c
@@ -136,7 +136,7 @@
 		.file     = "forget_clients",
 		.get	  = nfsd_inject_print_clients,
 		.set_val  = nfsd_inject_set,
-		.set_clnt = nfsd_inject_set_client,
+		.set_clnt = nfsd_inject_forget_client,
 		.forget   = nfsd_forget_client,
 	},
 	{