4 files changed, 4 insertions, 4 deletions
diff --git a/src/libstd/sys/unix/backtrace.rs b/src/libstd/sys/unix/backtrace.rs
index 74ab04978cb..7db64cfb936 100644
--- a/src/libstd/sys/unix/backtrace.rs
+++ b/src/libstd/sys/unix/backtrace.rs
@@ -454,7 +454,7 @@ fn output(w: &mut Write, idx: int, addr: *mut libc::c_void,
 #[allow(dead_code)]
 fn output_fileline(w: &mut Write, file: &[u8], line: libc::c_int,
                    more: bool) -> io::Result<()> {
-    let file = str::from_utf8(file).ok().unwrap_or("<unknown>");
+    let file = str::from_utf8(file).unwrap_or("<unknown>");
     // prior line: "  ##: {:2$} - func"
     try!(write!(w, "      {:3$}at {}:{}", "", file, line, HEX_WIDTH));
     if more {
diff --git a/src/libstd/sys/unix/fs.rs b/src/libstd/sys/unix/fs.rs
index c839ce65298..a3d495f82ef 100644
--- a/src/libstd/sys/unix/fs.rs
+++ b/src/libstd/sys/unix/fs.rs
@@ -391,7 +391,7 @@ mod tests {
         let mut reader = FileDesc::new(reader, true);
         let mut writer = FileDesc::new(writer, true);
 
-        writer.write(b"test").ok().unwrap();
+        writer.write(b"test").unwrap();
         let mut buf = [0; 4];
         match reader.read(&mut buf) {
             Ok(4) => {
diff --git a/src/libstd/sys/unix/helper_signal.rs b/src/libstd/sys/unix/helper_signal.rs
index ff29dea254f..17c8b21f8b3 100644
--- a/src/libstd/sys/unix/helper_signal.rs
+++ b/src/libstd/sys/unix/helper_signal.rs
@@ -23,7 +23,7 @@ pub fn new() -> (signal, signal) {
 }
 
 pub fn signal(fd: libc::c_int) {
-    FileDesc::new(fd, false).write(&[0]).ok().unwrap();
+    FileDesc::new(fd, false).write(&[0]).unwrap();
 }
 
 pub fn close(fd: libc::c_int) {
diff --git a/src/libstd/sys/unix/timer.rs b/src/libstd/sys/unix/timer.rs
index ef0274fdda9..c830eb91068 100644
--- a/src/libstd/sys/unix/timer.rs
+++ b/src/libstd/sys/unix/timer.rs
@@ -197,7 +197,7 @@ fn helper(input: libc::c_int, messages: Receiver<Req>, _: ()) {
 
                 // drain the file descriptor
                 let mut buf = [0];
-                assert_eq!(fd.read(&mut buf).ok().unwrap(), 1);
+                assert_eq!(fd.read(&mut buf).unwrap(), 1);
             }
 
             -1 if os::errno() == libc::EINTR as i32 => {}