diff options
Diffstat (limited to 'net/sunrpc/auth_unix.c')
| -rw-r--r-- | net/sunrpc/auth_unix.c | 36 |
1 files changed, 15 insertions, 21 deletions
diff --git a/net/sunrpc/auth_unix.c b/net/sunrpc/auth_unix.c index 52c5abdee211..dc37021fc3e5 100644 --- a/net/sunrpc/auth_unix.c +++ b/net/sunrpc/auth_unix.c @@ -18,8 +18,8 @@ struct unx_cred { struct rpc_cred uc_base; - gid_t uc_gid; - gid_t uc_gids[NFS_NGROUPS]; + kgid_t uc_gid; + kgid_t uc_gids[NFS_NGROUPS]; }; #define uc_uid uc_base.cr_uid @@ -65,7 +65,8 @@ unx_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags) unsigned int i; dprintk("RPC: allocating UNIX cred for uid %d gid %d\n", - acred->uid, acred->gid); + from_kuid(&init_user_ns, acred->uid), + from_kgid(&init_user_ns, acred->gid)); if (!(cred = kmalloc(sizeof(*cred), GFP_NOFS))) return ERR_PTR(-ENOMEM); @@ -79,13 +80,10 @@ unx_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags) groups = NFS_NGROUPS; cred->uc_gid = acred->gid; - for (i = 0; i < groups; i++) { - gid_t gid; - gid = from_kgid(&init_user_ns, GROUP_AT(acred->group_info, i)); - cred->uc_gids[i] = 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_gids[i] = INVALID_GID; return &cred->uc_base; } @@ -123,21 +121,17 @@ unx_match(struct auth_cred *acred, struct rpc_cred *rcred, int flags) unsigned int i; - if (cred->uc_uid != acred->uid || cred->uc_gid != acred->gid) + if (!uid_eq(cred->uc_uid, acred->uid) || !gid_eq(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++) { - gid_t gid; - gid = from_kgid(&init_user_ns, GROUP_AT(acred->group_info, i)); - if (cred->uc_gids[i] != gid) + for (i = 0; i < groups ; i++) + if (!gid_eq(cred->uc_gids[i], GROUP_AT(acred->group_info, i))) return 0; - } - if (groups < NFS_NGROUPS && - cred->uc_gids[groups] != NOGROUP) + if (groups < NFS_NGROUPS && gid_valid(cred->uc_gids[groups])) return 0; return 1; } @@ -163,11 +157,11 @@ unx_marshal(struct rpc_task *task, __be32 *p) */ p = xdr_encode_array(p, clnt->cl_nodename, clnt->cl_nodelen); - *p++ = htonl((u32) cred->uc_uid); - *p++ = htonl((u32) cred->uc_gid); + *p++ = htonl((u32) from_kuid(&init_user_ns, cred->uc_uid)); + *p++ = htonl((u32) from_kgid(&init_user_ns, cred->uc_gid)); hold = p++; - for (i = 0; i < 16 && cred->uc_gids[i] != (gid_t) NOGROUP; i++) - *p++ = htonl((u32) cred->uc_gids[i]); + for (i = 0; i < 16 && gid_valid(cred->uc_gids[i]); i++) + *p++ = htonl((u32) from_kgid(&init_user_ns, cred->uc_gids[i])); *hold = htonl(p - hold - 1); /* gid array length */ *base = htonl((p - base - 1) << 2); /* cred length */ |