Make a cast less const-violating; make a field size explicit.

diff --git a/src/or/rendmid.c b/src/or/rendmid.c
index 391eab7f8284c552fc7e3f4f269da9624412f8d4..894bbb3c5456d0a61840110150fc62f04ee10739 100644 (file)
--- a/src/or/rendmid.c
+++ b/src/or/rendmid.c
@@ -293,7 +293,7 @@ rend_mid_rendezvous(or_circuit_t *circ, const uint8_t *request,
     goto err;
   }
 
-  base16_encode(hexid, 9, (char*)request, 4);
+  base16_encode(hexid, sizeof(hexid), (const char*)request, 4);
 
   log_info(LD_REND,
            "Got request for rendezvous from circuit %d to cookie %s.",