[PATCH 4.19 044/129] nfsd4: kill warnings on testing stateids with mismatched clientids

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4.19-stable review patch.  If anyone has any objections, please let me know.

------------------

From: J. Bruce Fields <bfields@xxxxxxxxxx>

[ Upstream commit 663e36f07666ff924012defa521f88875f6e5402 ]

It's normal for a client to test a stateid from a previous instance,
e.g. after a network partition.

Signed-off-by: J. Bruce Fields <bfields@xxxxxxxxxx>
Reviewed-by: Benjamin Coddington <bcodding@xxxxxxxxxx>
Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
Stable-dep-of: f75546f58a70 ("nfsd: Remove incorrect check in nfsd4_validate_stateid")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 fs/nfsd/nfs4state.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 78191320f8e21..653ba2ffd4339 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -4998,15 +4998,8 @@ static __be32 nfsd4_validate_stateid(struct nfs4_client *cl, stateid_t *stateid)
 	if (ZERO_STATEID(stateid) || ONE_STATEID(stateid) ||
 		CLOSE_STATEID(stateid))
 		return status;
-	/* Client debugging aid. */
-	if (!same_clid(&stateid->si_opaque.so_clid, &cl->cl_clientid)) {
-		char addr_str[INET6_ADDRSTRLEN];
-		rpc_ntop((struct sockaddr *)&cl->cl_addr, addr_str,
-				 sizeof(addr_str));
-		pr_warn_ratelimited("NFSD: client %s testing state ID "
-					"with incorrect client ID\n", addr_str);
+	if (!same_clid(&stateid->si_opaque.so_clid, &cl->cl_clientid))
 		return status;
-	}
 	spin_lock(&cl->cl_lock);
 	s = find_stateid_locked(cl, stateid);
 	if (!s)
-- 
2.40.1






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