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NFSv4: nfs_set_open_stateid must not trigger state recovery for closed state

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In nfs_set_open_stateid_locked, we must ignore stateids from closed state.

Reported-by: Andrew W Elble <aweits@rit.edu>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Trond Myklebust 2017-11-07 13:10:46 -05:00 committed by Anna Schumaker
parent 46280d9d3d
commit e1fff5df6e
1 changed files with 2 additions and 1 deletions
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3
fs/nfs/nfs4proc.c
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@ -1541,7 +1541,8 @@ static void nfs_set_open_stateid_locked(struct nfs4_state *state,
write_seqlock(&state->seqlock);
}
if (!nfs4_stateid_match_other(stateid, &state->open_stateid)) {
if (test_bit(NFS_OPEN_STATE, &state->flags) &&
!nfs4_stateid_match_other(stateid, &state->open_stateid)) {
nfs4_stateid_copy(freeme, &state->open_stateid);
nfs_test_and_clear_all_open_stateid(state);
}