diff --git a/src/uu/od/src/input_decoder.rs b/src/uu/od/src/input_decoder.rs
index 416badb444..57666f05cd 100644
--- a/src/uu/od/src/input_decoder.rs
+++ b/src/uu/od/src/input_decoder.rs
@@ -65,22 +65,17 @@ where
     /// calls `peek_read` on the internal stream to (re)fill the buffer. Returns a
     /// `MemoryDecoder` providing access to the result or returns an i/o error.
     pub fn peek_read(&mut self) -> io::Result<MemoryDecoder<'_>> {
-        match self
+        let (n, p) = self
             .input
-            .peek_read(self.data.as_mut_slice(), self.reserved_peek_length)
-        {
-            Ok((n, p)) => {
-                self.used_normal_length = n;
-                self.used_peek_length = p;
-                Ok(MemoryDecoder {
-                    data: &mut self.data,
-                    used_normal_length: self.used_normal_length,
-                    used_peek_length: self.used_peek_length,
-                    byte_order: self.byte_order,
-                })
-            }
-            Err(e) => Err(e),
-        }
+            .peek_read(self.data.as_mut_slice(), self.reserved_peek_length)?;
+        self.used_normal_length = n;
+        self.used_peek_length = p;
+        Ok(MemoryDecoder {
+            data: &mut self.data,
+            used_normal_length: self.used_normal_length,
+            used_peek_length: self.used_peek_length,
+            byte_order: self.byte_order,
+        })
     }
 }