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nfsd4: enforce per-client sessions/no-sessions distinction

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Something like creating a client with setclientid and then trying to
confirm it with create_session may not crash the server, but I'm not
completely positive of that, and in any case it's obviously bad client
behavior.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields
2012-09-13 16:19:31 -04:00
parent c116a0af76
commit d15c077e44
3 changed files with 31 additions and 22 deletions
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2
fs/nfsd/state.h
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@@ -455,7 +455,7 @@ extern void nfs4_unlock_state(void);
extern int nfs4_in_grace(void);
extern void nfs4_release_reclaim(void);
extern struct nfs4_client_reclaim *nfsd4_find_reclaim_client(struct nfs4_client *crp);
extern __be32 nfs4_check_open_reclaim(clientid_t *clid);
extern __be32 nfs4_check_open_reclaim(clientid_t *clid, bool sessions);
extern void nfs4_free_openowner(struct nfs4_openowner *);
extern void nfs4_free_lockowner(struct nfs4_lockowner *);
extern int set_callback_cred(void);