[PATCH 1/1] NFSv4.1 handle OPEN O_CREATE mdsthreshold

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From: Andy Adamson <andros@xxxxxxxxxx>

Signed-off-by: Andy Adamson <andros@xxxxxxxxxx>
---
 fs/nfs/nfs4proc.c |    4 +++-
 fs/nfs/nfs4xdr.c  |    2 ++
 2 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 65e1df8..698abe6 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2802,6 +2802,7 @@ nfs4_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
 	struct dentry *de = dentry;
 	struct nfs4_state *state;
 	struct rpc_cred *cred = NULL;
+	struct nfs4_threshold **thp = NULL;
 	fmode_t fmode = 0;
 	int status = 0;
 
@@ -2809,9 +2810,10 @@ nfs4_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
 		cred = ctx->cred;
 		de = ctx->dentry;
 		fmode = ctx->mode;
+		thp = &ctx->mdsthreshold;
 	}
 	sattr->ia_mode &= ~current_umask();
-	state = nfs4_do_open(dir, de, fmode, flags, sattr, cred, NULL);
+	state = nfs4_do_open(dir, de, fmode, flags, sattr, cred, thp);
 	d_drop(dentry);
 	if (IS_ERR(state)) {
 		status = PTR_ERR(state);
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index ee4a74d..30fa0a5 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -4357,6 +4357,8 @@ static int decode_attr_mdsthreshold(struct xdr_stream *xdr,
 	int status = 0;
 	uint32_t num;
 
+	if (res == NULL)
+		return 0;
 	if (unlikely(bitmap[2] & (FATTR4_WORD2_MDSTHRESHOLD - 1U)))
 		return -EIO;
 	if (likely(bitmap[2] & FATTR4_WORD2_MDSTHRESHOLD)) {
-- 
1.7.6.4

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