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SUNRPC: Clean up rpc credential initialisation 

Add a helper rpc_cred_init()

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
wifi-calibration
Trond Myklebust 2007-06-23 19:55:31 -04:00
parent f1c0a86150
commit 5fe4755e25
5 changed files with 22 additions and 24 deletions
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1
include/linux/sunrpc/auth.h
View File

@ -127,6 +127,7 @@ int rpcauth_unregister(const struct rpc_authops *);
struct rpc_auth * rpcauth_create(rpc_authflavor_t, struct rpc_clnt *);
void rpcauth_release(struct rpc_auth *);
struct rpc_cred * rpcauth_lookup_credcache(struct rpc_auth *, struct auth_cred *, int);
void rpcauth_init_cred(struct rpc_cred *, const struct auth_cred *, struct rpc_auth *, const struct rpc_credops *);
struct rpc_cred * rpcauth_lookupcred(struct rpc_auth *, int);
struct rpc_cred * rpcauth_bindcred(struct rpc_task *);
void rpcauth_holdcred(struct rpc_task *);

5
include/linux/sunrpc/auth_gss.h
View File

@ -85,11 +85,6 @@ struct gss_cred {
struct gss_upcall_msg *gc_upcall;
};
#define gc_uid gc_base.cr_uid
#define gc_count gc_base.cr_count
#define gc_flags gc_base.cr_flags
#define gc_expire gc_base.cr_expire
#endif /* __KERNEL__ */
#endif /* _LINUX_SUNRPC_AUTH_GSS_H */

24
net/sunrpc/auth.c
View File

@ -264,13 +264,9 @@ retry:
if (!cred) {
new = auth->au_ops->crcreate(auth, acred, flags);
if (!IS_ERR(new)) {
#ifdef RPC_DEBUG
new->cr_magic = RPCAUTH_CRED_MAGIC;
#endif
if (!IS_ERR(new))
goto retry;
} else
cred = new;
cred = new;
} else if ((cred->cr_flags & RPCAUTH_CRED_NEW)
&& cred->cr_ops->cr_init != NULL
&& !(flags & RPCAUTH_LOOKUP_NEW)) {
@ -302,6 +298,22 @@ rpcauth_lookupcred(struct rpc_auth *auth, int flags)
return ret;
}
void
rpcauth_init_cred(struct rpc_cred *cred, const struct auth_cred *acred,
struct rpc_auth *auth, const struct rpc_credops *ops)
{
INIT_HLIST_NODE(&cred->cr_hash);
atomic_set(&cred->cr_count, 1);
cred->cr_auth = auth;
cred->cr_ops = ops;
cred->cr_expire = jiffies;
#ifdef RPC_DEBUG
cred->cr_magic = RPCAUTH_CRED_MAGIC;
#endif
cred->cr_uid = acred->uid;
}
EXPORT_SYMBOL(rpcauth_init_cred);
struct rpc_cred *
rpcauth_bindcred(struct rpc_task *task)
{

6
net/sunrpc/auth_gss/auth_gss.c
View File

@ -727,15 +727,11 @@ gss_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
if (!(cred = kzalloc(sizeof(*cred), GFP_KERNEL)))
goto out_err;
atomic_set(&cred->gc_count, 1);
cred->gc_uid = acred->uid;
rpcauth_init_cred(&cred->gc_base, acred, auth, &gss_credops);
/*
* Note: in order to force a call to call_refresh(), we deliberately
* fail to flag the credential as RPCAUTH_CRED_UPTODATE.
*/
cred->gc_flags = 0;
cred->gc_base.cr_auth = auth;
cred->gc_base.cr_ops = &gss_credops;
cred->gc_base.cr_flags = RPCAUTH_CRED_NEW;
cred->gc_service = gss_auth->service;
return &cred->gc_base;

10
net/sunrpc/auth_unix.c
View File

@ -20,9 +20,6 @@ struct unx_cred {
gid_t uc_gids[NFS_NGROUPS];
};
#define uc_uid uc_base.cr_uid
#define uc_count uc_base.cr_count
#define uc_flags uc_base.cr_flags
#define uc_expire uc_base.cr_expire
#define UNX_CRED_EXPIRE (60 * HZ)
@ -74,8 +71,8 @@ unx_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
if (!(cred = kmalloc(sizeof(*cred), GFP_KERNEL)))
return ERR_PTR(-ENOMEM);
atomic_set(&cred->uc_count, 1);
cred->uc_flags = RPCAUTH_CRED_UPTODATE;
rpcauth_init_cred(&cred->uc_base, acred, auth, &unix_credops);
cred->uc_base.cr_flags = RPCAUTH_CRED_UPTODATE;
if (flags & RPCAUTH_LOOKUP_ROOTCREDS) {
cred->uc_uid = 0;
cred->uc_gid = 0;
@ -85,15 +82,12 @@ unx_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
if (groups > NFS_NGROUPS)
groups = NFS_NGROUPS;
cred->uc_uid = acred->uid;
cred->uc_gid = acred->gid;
for (i = 0; i < groups; i++)
cred->uc_gids[i] = GROUP_AT(acred->group_info, i);
if (i < NFS_NGROUPS)
cred->uc_gids[i] = NOGROUP;
}
cred->uc_base.cr_auth = &unix_auth;
cred->uc_base.cr_ops = &unix_credops;
return (struct rpc_cred *) cred;
}