cleanup random.c

Casting Py_ssize_t to Py_ssize_t is useless.

diff --git a/Python/random.c b/Python/random.c
index b9610208f6691a2dd9b4179ddb242334871b7bbd..8ce0b3edf67d058df8b50190c9cd050d41c0aae2 100644 (file)
--- a/Python/random.c
+++ b/Python/random.c
@@ -251,7 +251,7 @@ dev_urandom_noraise(unsigned char *buffer, Py_ssize_t size)
             break;
         }
         buffer += n;
-        size -= (Py_ssize_t)n;
+        size -= n;
     }
     close(fd);
 }