gofmt: make code more readable by avoiding redeclaration

R=r
CC=golang-dev
https://golang.org/cl/1910045

diff --git a/src/cmd/gofmt/gofmt.go b/src/cmd/gofmt/gofmt.go
index ffec0325fed57879d96f98ce7b64af38297770ee..c8c7d607b6d48587d1ed3446cb9561b3b9cb60a1 100644 (file)
--- a/src/cmd/gofmt/gofmt.go
+++ b/src/cmd/gofmt/gofmt.go
@@ -133,10 +133,10 @@ func processFile(f *os.File) os.Error {
 }
 
 
-func processFileByName(filename string) (err os.Error) {
+func processFileByName(filename string) os.Error {
        file, err := os.Open(filename, os.O_RDONLY, 0)
        if err != nil {
-               return
+               return err
        }
        defer file.Close()
        return processFile(file)