diff options
Diffstat (limited to 'net/sunrpc/auth_unix.c')
| -rw-r--r-- | net/sunrpc/auth_unix.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/net/sunrpc/auth_unix.c b/net/sunrpc/auth_unix.c index a99278c984e8..306fc0f54596 100644 --- a/net/sunrpc/auth_unix.c +++ b/net/sunrpc/auth_unix.c @@ -46,6 +46,14 @@ unx_destroy(struct rpc_auth *auth) rpcauth_clear_credcache(auth->au_credcache); } +static int +unx_hash_cred(struct auth_cred *acred, unsigned int hashbits) +{ + return hash_64(from_kgid(&init_user_ns, acred->gid) | + ((u64)from_kuid(&init_user_ns, acred->uid) << + (sizeof(gid_t) * 8)), hashbits); +} + /* * Lookup AUTH_UNIX creds for current process */ @@ -79,7 +87,7 @@ unx_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags, gfp_t cred->uc_gid = acred->gid; for (i = 0; i < groups; i++) - cred->uc_gids[i] = GROUP_AT(acred->group_info, i); + cred->uc_gids[i] = acred->group_info->gid[i]; if (i < NFS_NGROUPS) cred->uc_gids[i] = INVALID_GID; @@ -127,7 +135,7 @@ unx_match(struct auth_cred *acred, struct rpc_cred *rcred, int flags) if (groups > NFS_NGROUPS) groups = NFS_NGROUPS; for (i = 0; i < groups ; i++) - if (!gid_eq(cred->uc_gids[i], GROUP_AT(acred->group_info, i))) + if (!gid_eq(cred->uc_gids[i], acred->group_info->gid[i])) return 0; if (groups < NFS_NGROUPS && gid_valid(cred->uc_gids[groups])) return 0; @@ -220,6 +228,7 @@ const struct rpc_authops authunix_ops = { .au_name = "UNIX", .create = unx_create, .destroy = unx_destroy, + .hash_cred = unx_hash_cred, .lookup_cred = unx_lookup_cred, .crcreate = unx_create_cred, }; |