Merge pull request torvalds#602 from rick68/patch-1

docs: Fix a typo in intra-doc link

rust/kernel/sync/arc.rs

@@ -172,7 +172,7 @@ impl<T: ?Sized> Ref<T> {
  /// # Safety
  ///
  /// `ptr` must have been returned by a previous call to [`Ref::into_raw`]. Additionally, it
- /// can only be called once for each previous call to [``Ref::into_raw`].
+ /// can only be called once for each previous call to [`Ref::into_raw`].
  pub unsafe fn from_raw(ptr: *const T) -> Self {
  // SAFETY: The safety requirement ensures that the pointer is valid.
  let align = core::mem::align_of_val(unsafe { &*ptr });