readpassword: convert from string to []byte

This will allows us to overwrite the password
with zeros once we are done with it.

https://github.com/rfjakob/gocryptfs/issues/211

1 files changed, 1 insertions, 1 deletions

diff --git a/internal/configfile/scrypt_test.go b/internal/configfile/scrypt_test.go
index c1a656a..8f7a5c8 100644
--- a/internal/configfile/scrypt_test.go
+++ b/internal/configfile/scrypt_test.go
@@ -23,7 +23,7 @@ ok  	github.com/rfjakob/gocryptfs/cryptfs	18.772s
 func benchmarkScryptN(n int, b *testing.B) {
 	kdf := NewScryptKDF(n)
 	for i := 0; i < b.N; i++ {
-		kdf.DeriveKey("test")
+		kdf.DeriveKey(testPw)
 	}
 }