sunrpc: error out if register_shrinker fail

register_shrinker may return error when register fail, error out.

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index d8f17ea7932e9a3efaeb7743f9a0c662c2eb338c..8b344d0eb6ed3482b2872fbcfcf145ab58f94962 100644 (file)
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -878,8 +878,12 @@ int __init rpcauth_init_module(void)
        err = rpc_init_generic_auth();
        if (err < 0)
                goto out2;
-       register_shrinker(&rpc_cred_shrinker);
+       err = register_shrinker(&rpc_cred_shrinker);
+       if (err < 0)
+               goto out3;
        return 0;
+out3:
+       rpc_destroy_generic_auth();
 out2:
        rpc_destroy_authunix();
 out1: