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| author | Chuck Lever <chuck.lever@oracle.com> | 2019-02-11 19:24:48 +0300 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2019-02-13 21:45:17 +0300 |
| commit | e8680a24a269bd6dcb533f4e4a5faba9ae58925c (patch) | |
| tree | 04b8b8e697090b86f314c5ae1e024122c240d3a4 /net/sunrpc/auth_null.c | |
| parent | fe9a270519c72bccb3af524db7ea6c7b67700d50 (diff) | |
| download | linux-e8680a24a269bd6dcb533f4e4a5faba9ae58925c.tar.xz | |
SUNRPC: Use struct xdr_stream when constructing RPC Call header
Modernize and harden the code path that constructs each RPC Call
message.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc/auth_null.c')
| -rw-r--r-- | net/sunrpc/auth_null.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/net/sunrpc/auth_null.c b/net/sunrpc/auth_null.c index d0ceac57c06e..797f8472c21b 100644 --- a/net/sunrpc/auth_null.c +++ b/net/sunrpc/auth_null.c @@ -59,15 +59,21 @@ nul_match(struct auth_cred *acred, struct rpc_cred *cred, int taskflags) /* * Marshal credential. */ -static __be32 * -nul_marshal(struct rpc_task *task, __be32 *p) +static int +nul_marshal(struct rpc_task *task, struct xdr_stream *xdr) { - *p++ = htonl(RPC_AUTH_NULL); - *p++ = 0; - *p++ = htonl(RPC_AUTH_NULL); - *p++ = 0; - - return p; + __be32 *p; + + p = xdr_reserve_space(xdr, 4 * sizeof(*p)); + if (!p) + return -EMSGSIZE; + /* Credential */ + *p++ = rpc_auth_null; + *p++ = xdr_zero; + /* Verifier */ + *p++ = rpc_auth_null; + *p = xdr_zero; + return 0; } /* @@ -125,6 +131,7 @@ const struct rpc_credops null_credops = { .crdestroy = nul_destroy_cred, .crmatch = nul_match, .crmarshal = nul_marshal, + .crwrap_req = rpcauth_wrap_req_encode, .crrefresh = nul_refresh, .crvalidate = nul_validate, }; |