[PATCH] nfsd: mark cb path down on unknown errors

["J. Bruce Fields" <bfields@fieldses.org>]

From: "J. Bruce Fields" <bfields@redhat.com>
Date: Tue, 22 Oct 2019 12:29:37 -0400

An unexpected error is probably a sign that something is wrong with the
callback path.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
---
 fs/nfsd/nfs4callback.c | 1 +
 1 file changed, 1 insertion(+)

Also, while we're here....--b.

diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index 67d24a536082..c94768b096a3 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -1126,6 +1126,7 @@ static bool nfsd4_cb_sequence_done(struct rpc_task *task, struct nfsd4_callback
 		}
 		break;
 	default:
+		nfsd4_mark_cb_fault(cb->cb_clp, cb->cb_seq_status);
 		dprintk("%s: unprocessed error %d\n", __func__,
 			cb->cb_seq_status);
 	}
-- 
2.23.0