unx_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
{
struct unx_cred *cred;
- int i;
+ unsigned int groups = 0;
+ unsigned int i;
dprintk("RPC: allocating UNIX cred for uid %d gid %d\n",
acred->uid, acred->gid);
- if (!(cred = kmalloc(sizeof(*cred), GFP_KERNEL)))
+ if (!(cred = kmalloc(sizeof(*cred), GFP_NOFS)))
return ERR_PTR(-ENOMEM);
rpcauth_init_cred(&cred->uc_base, acred, auth, &unix_credops);
cred->uc_base.cr_flags = 1UL << RPCAUTH_CRED_UPTODATE;
- if (flags & RPCAUTH_LOOKUP_ROOTCREDS) {
- cred->uc_uid = 0;
- cred->uc_gid = 0;
- cred->uc_gids[0] = NOGROUP;
- } else {
- int groups = acred->group_info->ngroups;
- if (groups > NFS_NGROUPS)
- groups = NFS_NGROUPS;
-
- 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;
- }
+
+ if (acred->group_info != NULL)
+ groups = acred->group_info->ngroups;
+ if (groups > NFS_NGROUPS)
+ groups = NFS_NGROUPS;
+
+ 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;
return &cred->uc_base;
}
unx_match(struct auth_cred *acred, struct rpc_cred *rcred, int flags)
{
struct unx_cred *cred = container_of(rcred, struct unx_cred, uc_base);
- int i;
+ unsigned int groups = 0;
+ unsigned int i;
- if (!(flags & RPCAUTH_LOOKUP_ROOTCREDS)) {
- int groups;
- if (cred->uc_uid != acred->uid
- || cred->uc_gid != acred->gid)
- return 0;
+ if (cred->uc_uid != acred->uid || cred->uc_gid != acred->gid)
+ return 0;
+ if (acred->group_info != NULL)
groups = acred->group_info->ngroups;
- if (groups > NFS_NGROUPS)
- groups = NFS_NGROUPS;
- for (i = 0; i < groups ; i++)
- if (cred->uc_gids[i] != GROUP_AT(acred->group_info, i))
- return 0;
- return 1;
- }
- return (cred->uc_uid == 0
- && cred->uc_gid == 0
- && cred->uc_gids[0] == (gid_t) NOGROUP);
+ if (groups > NFS_NGROUPS)
+ groups = NFS_NGROUPS;
+ for (i = 0; i < groups ; i++)
+ if (cred->uc_gids[i] != GROUP_AT(acred->group_info, i))
+ return 0;
+ return 1;
}
/*
const struct rpc_authops authunix_ops = {
.owner = THIS_MODULE,
.au_flavor = RPC_AUTH_UNIX,
-#ifdef RPC_DEBUG
.au_name = "UNIX",
-#endif
.create = unx_create,
.destroy = unx_destroy,
.lookup_cred = unx_lookup_cred,
const struct rpc_credops unix_credops = {
.cr_name = "AUTH_UNIX",
.crdestroy = unx_destroy_cred,
+ .crbind = rpcauth_generic_bind_cred,
.crmatch = unx_match,
.crmarshal = unx_marshal,
.crrefresh = unx_refresh,