fix UAF in doctest

rust-osdev · Jul 3, 2022 · 980f3c3 · 980f3c3
1 parent b9e0607
commit 980f3c3
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/lib.rs b/src/lib.rs
@@ -899,7 +899,8 @@ impl<R, W> VolatilePtr<'_, [u8], Access<R, W>> {
     /// use volatile::VolatilePtr;
     /// use core::ptr::NonNull;
     ///
-    /// let mut buf = unsafe { VolatilePtr::new_read_write(NonNull::from(vec![0; 10].as_mut_slice())) };
+    /// let mut vec = vec![0; 10];
+    /// let mut buf = unsafe { VolatilePtr::new_read_write(NonNull::from(vec.as_mut_slice())) };
     /// buf.fill(1);
     /// assert_eq!(unsafe { buf.as_ptr().as_mut() }, &mut vec![1; 10]);
     /// ```