[PATCH 3/5] nfsd4: fix test_stateid error reply encoding

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From: "J. Bruce Fields" <bfields@xxxxxxxxxx>

If the entire operation fails then there's nothing to encode.

Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: J. Bruce Fields <bfields@xxxxxxxxxx>
---
 fs/nfsd/nfs4xdr.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 668bfe1..d214359 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -3473,6 +3473,9 @@ nfsd4_encode_test_stateid(struct nfsd4_compoundres *resp, __be32 nfserr,
 	struct nfsd4_test_stateid_id *stateid, *next;
 	__be32 *p;
 
+	if (nfserr)
+		return nfserr;
+
 	RESERVE_SPACE(4 + (4 * test_stateid->ts_num_ids));
 	*p++ = htonl(test_stateid->ts_num_ids);
 
-- 
1.7.9.5

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