From c71c46f0157348a6c1c66f7d382c770ffc212724 Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Fri, 1 Mar 2019 11:40:05 -0500 Subject: NFSv4.1: Don't process the sequence op more than once. Ensure that if we call nfs41_sequence_process() a second time for the same rpc_task, then we only process the results once. Signed-off-by: Trond Myklebust --- fs/nfs/nfs4proc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/nfs') diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 5f8517d1a0a5..5b980246b035 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -754,7 +754,7 @@ static int nfs41_sequence_process(struct rpc_task *task, if (slot == NULL) goto out_noaction; /* don't increment the sequence number if the task wasn't sent */ - if (!RPC_WAS_SENT(task)) + if (!RPC_WAS_SENT(task) || slot->seq_done) goto out; session = slot->table->session; -- cgit v1.2.3