Add code block quotes to a safety comment.

Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Daniel Almeida <daniel.almeida@collabora.com>
Signed-off-by: Andreas Hindborg <a.hindborg@kernel.org>
---
 rust/kernel/block/mq/request.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rust/kernel/block/mq/request.rs b/rust/kernel/block/mq/request.rs
index f723d74091c1..3848cfe63f77 100644
--- a/rust/kernel/block/mq/request.rs
+++ b/rust/kernel/block/mq/request.rs
@@ -148,7 +148,7 @@ pub(crate) unsafe fn wrapper_ptr(this: *mut Self) -> NonNull<RequestDataWrapper>
         // valid allocation.
         let wrapper_ptr =
             unsafe { bindings::blk_mq_rq_to_pdu(request_ptr).cast::<RequestDataWrapper>() };
-        // SAFETY: By C API contract, wrapper_ptr points to a valid allocation
+        // SAFETY: By C API contract, `wrapper_ptr` points to a valid allocation
         // and is not null.
         unsafe { NonNull::new_unchecked(wrapper_ptr) }
     }

-- 
2.47.2