From 6c138eaa850c745b97b7e48a201db0cbaad8e1e0 Mon Sep 17 00:00:00 2001
From: Robin Krahl <robin.krahl@ireas.org>
Date: Tue, 16 Jul 2019 08:58:37 +0000
Subject: Update rand_{core,os} dependencies

This patch updates the rand_core dependency to version 0.5 and the
rand_os dependency to version 0.2.  This causes a change in util.rs:
Instead of constructing an OsRng instance using OsRng::new(), we can
directly instantiate the (now empty) struct.
---
 CHANGELOG.md | 9 ++++++---
 Cargo.toml   | 8 ++++----
 src/util.rs  | 3 +--
 3 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3051d0f..41e46a6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -38,9 +38,12 @@ SPDX-License-Identifier: MIT
   - Implement `DerefMut` for `User<T>` and `Admin<T>`.
   - Add `device_mut` method to `DeviceWrapper`.
   - Require a mutable `Device` reference if a method changes the device state.
-- Update the `nitrokey-sys` dependency to version 3.5.0.
-- Update the `nitrokey-test` dependency to version 0.3 and add the
-  `nitrokey-test-state` dependency in version 0.1.0.
+- Update dependencies:
+  - `nitrokey-sys` to 3.5
+  - `nitrokey-test` to 0.3
+  - `rand_core` to 0.5
+  - `rand_os` to 0.2
+- Add `nitrokey-test-state` dependency in version 0.1.
 - Refactor connection management:
   - Add `ConcurrentAccessError` and `PoisonError` `Error` variants.
   - Add the `Manager` struct that manages connections to Nitrokey devices.
diff --git a/Cargo.toml b/Cargo.toml
index 62eea02..a912859 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,12 +17,12 @@ license = "MIT"
 exclude = [".builds/*"]
 
 [dependencies]
-lazy_static = "1.2.0"
+lazy_static = "1.2"
 libc = "0.2"
 nitrokey-sys = "3.5"
-rand_core = {version = "0.3", default-features = false, features = ["std"] }
-rand_os = {version = "0.1"}
+rand_core = {version = "0.5", default-features = false, features = ["std"] }
+rand_os = {version = "0.2"}
 
 [dev-dependencies]
 nitrokey-test = "0.3"
-nitrokey-test-state = "0.1.0"
+nitrokey-test-state = "0.1"
diff --git a/src/util.rs b/src/util.rs
index fdb73c3..a5dd1e5 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -77,9 +77,8 @@ pub fn get_last_error() -> Error {
 }
 
 pub fn generate_password(length: usize) -> Result<Vec<u8>, Error> {
-    let mut rng = OsRng::new().map_err(|err| Error::RandError(Box::new(err)))?;
     let mut data = vec![0u8; length];
-    rng.fill_bytes(&mut data[..]);
+    OsRng.fill_bytes(&mut data[..]);
     Ok(data)
 }
 
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