# HG changeset patch
# User Sergey Kandaurov <pluknet@nginx.com>
# Date 1605273885 0
# Node ID ad7ca043edf52adc8e1b495737b148a15d814b5c
# Parent  ef83990f0e25f6143f1211a524e99c5a821ea3ac
QUIC: microoptimization in varint parsing.

Removed a useless mask from the value being shifted, since it is 1-byte wide.

diff --git a/src/event/ngx_event_quic_transport.c b/src/event/ngx_event_quic_transport.c
--- a/src/event/ngx_event_quic_transport.c
+++ b/src/event/ngx_event_quic_transport.c
@@ -160,7 +160,7 @@ ngx_quic_parse_int(u_char *pos, u_char *
     }
 
     p = pos;
-    len = 1 << ((*p & 0xc0) >> 6);
+    len = 1 << (*p >> 6);
 
     value = *p++ & 0x3f;