time: fix Plan 9 build

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/4966045

diff --git a/src/pkg/time/zoneinfo_plan9.go b/src/pkg/time/zoneinfo_plan9.go
index 57e605e0d63efef9755fd2893b588c468c556c53..577ef85bd68be56e5a9eadb1de005457d32ab184 100644 (file)
--- a/src/pkg/time/zoneinfo_plan9.go
+++ b/src/pkg/time/zoneinfo_plan9.go
@@ -67,9 +67,9 @@ func setupTestingZone() {
        l, _ := f.Seek(0, 2)
        f.Seek(0, 0)
        buf := make([]byte, l)
-       _, err := f.Read(buf)
+       _, err = f.Read(buf)
        if err != nil {
                return
        }
-       zones = parseZones(buf)
+       zones = parseZones(string(buf))
 }