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Commit 1f71aa23 authored by Trond Myklebust's avatar Trond Myklebust Committed by Greg Kroah-Hartman
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nfsd: CLOSE SHOULD return the invalid special stateid for NFSv4.x (x>0) 




[ Upstream commit fb500a7cfee7f2f447d2bbf30cb59629feab6ac1 ]

Signed-off-by: default avatarTrond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: default avatarJ. Bruce Fields <bfields@redhat.com>
Signed-off-by: default avatarSasha Levin <alexander.levin@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f2dc0da2

fs/nfsd/nfs4state.c

+8 −0
Original line number Diff line number Diff line
@@ -62,6 +62,9 @@ static const stateid_t zero_stateid = { 
static const stateid_t currentstateid = {

	.si_generation = 1,

};

static const stateid_t close_stateid = {

	.si_generation = 0xffffffffU,

};



static u64 current_sessionid = 1;
@@ -4901,6 +4904,11 @@ nfsd4_close(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, 


	nfsd4_close_open_stateid(stp);



	/* See RFC5661 sectionm 18.2.4 */

	if (stp->st_stid.sc_client->cl_minorversion)

		memcpy(&close->cl_stateid, &close_stateid,

				sizeof(close->cl_stateid));



	/* put reference from nfs4_preprocess_seqid_op */

	nfs4_put_stid(&stp->st_stid);

out: