1 files changed, 0 insertions, 14 deletions
diff --git a/src/libstd/ffi/c_str.rs b/src/libstd/ffi/c_str.rs
index de91e5f3268..d510ee48a16 100644
--- a/src/libstd/ffi/c_str.rs
+++ b/src/libstd/ffi/c_str.rs
@@ -18,8 +18,6 @@ use io;
 use iter::Iterator;
 use libc;
 use mem;
-#[allow(deprecated)]
-use old_io;
 use ops::Deref;
 use option::Option::{self, Some, None};
 use result::Result::{self, Ok, Err};
@@ -245,18 +243,6 @@ impl From<NulError> for io::Error {
     }
 }
 
-#[stable(feature = "rust1", since = "1.0.0")]
-#[allow(deprecated)]
-impl From<NulError> for old_io::IoError {
-    fn from(_: NulError) -> old_io::IoError {
-        old_io::IoError {
-            kind: old_io::IoErrorKind::InvalidInput,
-            desc: "data provided contains a nul byte",
-            detail: None
-        }
-    }
-}
-
 impl CStr {
     /// Cast a raw C string to a safe C string wrapper.
     ///