gob: minor cleanup

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/4754050

diff --git a/src/pkg/gob/encode.go b/src/pkg/gob/encode.go
index 941e26052fde6eac342eac6ed95fbdd34fe0303e..78455981ebca886d97623be04d5c30f50b9887b7 100644 (file)
--- a/src/pkg/gob/encode.go
+++ b/src/pkg/gob/encode.go
@@ -62,7 +62,7 @@ func (state *encoderState) encodeUint(x uint64) {
        var n, m int
        m = uint64Size
        for n = 1; x > 0; n++ {
-               state.buf[m] = uint8(x & 0xFF)
+               state.buf[m] = uint8(x)
                x >>= 8
                m--
        }