diff options
Diffstat (limited to 'source/rpc_server/dcerpc_server.c')
| -rw-r--r-- | source/rpc_server/dcerpc_server.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/source/rpc_server/dcerpc_server.c b/source/rpc_server/dcerpc_server.c index fa7b8d26f5c..e5f59d0cf94 100644 --- a/source/rpc_server/dcerpc_server.c +++ b/source/rpc_server/dcerpc_server.c @@ -951,13 +951,16 @@ _PUBLIC_ NTSTATUS dcesrv_reply(struct dcesrv_call_state *call) request header size */ chunk_size = call->conn->cli_max_recv_frag; chunk_size -= DCERPC_REQUEST_LENGTH; - if (call->conn->auth_state.gensec_security) { - chunk_size -= DCERPC_AUTH_TRAILER_LENGTH; + if (call->conn->auth_state.auth_info && + call->conn->auth_state.gensec_security) { sig_size = gensec_sig_size(call->conn->auth_state.gensec_security, call->conn->cli_max_recv_frag); - chunk_size -= sig_size; - chunk_size -= (chunk_size % 16); + if (sig_size) { + chunk_size -= DCERPC_AUTH_TRAILER_LENGTH; + chunk_size -= sig_size; + } } + chunk_size -= (chunk_size % 16); do { uint32_t length; |