diff options
| author | Frank Sorenson <sorenson@redhat.com> | 2016-09-29 17:44:39 +0200 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2016-09-30 21:45:21 +0200 |
| commit | 1e035d065f3415809c056fb7537320a74c718537 (patch) | |
| tree | fd5c407a7a2dc75651809d944089d6e94d7e4a53 /net | |
| parent | sunrpc: add generic_auth hash_cred() function (diff) | |
| download | linux-1e035d065f3415809c056fb7537320a74c718537.tar.xz linux-1e035d065f3415809c056fb7537320a74c718537.zip | |
sunrpc: add auth_unix hash_cred() function
Add a hash_cred() function for auth_unix, using both the
uid and gid from the auth_cred.
Signed-off-by: Frank Sorenson <sorenson@redhat.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/sunrpc/auth_unix.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/net/sunrpc/auth_unix.c b/net/sunrpc/auth_unix.c index a99278c984e8..4c0c572af2da 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 */ @@ -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, }; |