Fix lint errors

3 files changed, 4 insertions, 3 deletions

diff --git a/src/error.rs b/src/error.rs
index fe37c48..d6d2a7b 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -26,7 +26,7 @@ impl Error {
             let rc = raw::libssh2_session_last_error(sess.raw(), &mut msg,
                                                      0 as *mut _, 0);
             if rc == 0 { return None }
-            let s = ::opt_bytes(&STATIC, msg as *const _).unwrap();
+            let s = ::opt_bytes(&STATIC, msg).unwrap();
             Some(Error::new(rc, str::from_utf8(s).unwrap()))
         }
     }
diff --git a/src/knownhosts.rs b/src/knownhosts.rs
index 20d18a1..d673660 100644
--- a/src/knownhosts.rs
+++ b/src/knownhosts.rs
@@ -248,7 +248,7 @@ impl<'kh> Host<'kh> {
     /// This is `None` if no plain text host name exists.
     pub fn name(&self) -> Option<&str> {
         unsafe {
-            ::opt_bytes(self, (*self.raw).name as *const _)
+            ::opt_bytes(self, (*self.raw).name)
                        .and_then(|s| str::from_utf8(s).ok())
         }
     }
@@ -256,7 +256,7 @@ impl<'kh> Host<'kh> {
     /// Returns the key in base64/printable format
     pub fn key(&self) -> &str {
         let bytes = unsafe {
-            ::opt_bytes(self, (*self.raw).key as *const _).unwrap()
+            ::opt_bytes(self, (*self.raw).key).unwrap()
         };
         str::from_utf8(bytes).unwrap()
     }
diff --git a/src/lib.rs b/src/lib.rs
index f92da30..9da2a4c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -125,6 +125,7 @@
 
 #![doc(html_root_url = "http://alexcrichton.com/ssh2-rs")]
 #![feature(unsafe_destructor, std_misc, collections, io, io_ext, convert)]
+#![allow(trivial_numeric_casts)]
 #![deny(missing_docs, unused_results)]
 #![cfg_attr(test, deny(warnings))]