rust: module_param: Disable clippy::undocumented_unsafe_blocks lint

The missing SAFETY comments should be fixed later...

Signed-off-by: Asahi Lina <lina@asahilina.net>

Author: hoshinolina

rust/kernel/io_mem.rs

@@ -163,10 +163,11 @@ impl<const SIZE: usize> IoMem<SIZE> {
         }
 
         // Try to map the resource.
-        // SAFETY: Just mapping the memory range.
         let addr = if res.flags & (bindings::IORESOURCE_MEM_NONPOSTED as core::ffi::c_ulong) != 0 {
+            // SAFETY: Just mapping the memory range.
             unsafe { bindings::ioremap_np(res.offset, res.size as _) }
         } else {
+            // SAFETY: Just mapping the memory range.
             unsafe { bindings::ioremap(res.offset, res.size as _) }
         };
 

rust/kernel/module_param.rs

@@ -1,4 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
+// FIXME
+#![allow(clippy::undocumented_unsafe_blocks)]
 
 //! Types for module parameters.
 //!

rust/kernel/of.rs

@@ -172,6 +172,7 @@ impl Node {
             false
         }
         #[cfg(CONFIG_OF)]
+        // SAFETY: `raw_node` is valid per the type invariant
         unsafe {
             bindings::of_node_is_root(self.raw_node)
         }