os: fix Windows build from earlier readdir change

It worked originally, until I renamed a variable. :/

dir_windows.go:11: undefined: e
http://godashboard.appspot.com/log/092397f2ac7a1e6e812dc6bebc65b40b02368700a119343d5cee5e2e89e0fde5

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/4535072

diff --git a/src/pkg/os/dir_windows.go b/src/pkg/os/dir_windows.go
index 5a12d006128d9a41b60ccf1ebcb06126ab107b32..a4df9d3eab7009999b5bddede0330aacc1b9bb9b 100644 (file)
--- a/src/pkg/os/dir_windows.go
+++ b/src/pkg/os/dir_windows.go
@@ -8,7 +8,7 @@ func (file *File) Readdirnames(n int) (names []string, err Error) {
        fis, err := file.Readdir(n)
        // If n > 0 and we get an error, we return now.
        // If n < 0, we return whatever we got + any error.
-       if n > 0 && e != nil {
+       if n > 0 && err != nil {
                return nil, err
        }
        names = make([]string, len(fis))