sort: eliminate extra Len() call

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/5521052

diff --git a/src/pkg/sort/sort.go b/src/pkg/sort/sort.go
index 4aa4ca6d7da78e25bdec3b83f1a4695b487d8dfc..31da3c83d0d6162e70bfc353dac7dc985f94e93d 100644 (file)
--- a/src/pkg/sort/sort.go
+++ b/src/pkg/sort/sort.go
@@ -191,7 +191,7 @@ func Sort(data Interface) {
                maxDepth++
        }
        maxDepth *= 2
-       quickSort(data, 0, data.Len(), maxDepth)
+       quickSort(data, 0, n, maxDepth)
 }
 
 func IsSorted(data Interface) bool {