Truncate tweaks (#694)

tokio-rs · Apr 17, 2024 · 4e2c9c0 · 4e2c9c0
1 parent 327615e
commit 4e2c9c0
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/bytes_mut.rs b/src/bytes_mut.rs
@@ -422,8 +422,9 @@ impl BytesMut {
     /// assert_eq!(buf, b"hello"[..]);
     /// ```
     pub fn truncate(&mut self, len: usize) {
-        if len <= self.len() {
+        if len < self.len() {
             unsafe {
+                // SAFETY: Shrinking the buffer cannot expose uninitialized bytes.
                 self.set_len(len);
             }
         }