[PATCH v3 5/6] rust: miscdevice: set fops.owner from driver module pointer

Alvin Sun <[email protected]> Mon, 22 Jun 2026 10:44:59 +0800

Newsgroups	org.kernel.vger.linux-modules,dev.linux.lists.driver-core,dev.linux.lists.nova-gpu,org.freedesktop.lists.dri-devel,org.kernel.feeds.b4-sent,org.kernel.vger.linux-block,org.kernel.vger.linux-kernel,org.kernel.vger.linux-kselftest,org.kernel.vger.rust-for-linux
Message-ID	<[email protected]>

Set the miscdevice fops owner field from the driver module pointer
via the `this_module::<T::OwnerModule>()` helper, instead of
defaulting to null.

Signed-off-by: Alvin Sun <[email protected]>
---
 rust/kernel/miscdevice.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/rust/kernel/miscdevice.rs b/rust/kernel/miscdevice.rs
index 83ce50def5ac9..04fe4697ff564 100644
--- a/rust/kernel/miscdevice.rs
+++ b/rust/kernel/miscdevice.rs
@@ -26,10 +26,11 @@
     mm::virt::VmaNew,
     prelude::*,
     seq_file::SeqFile,
+    this_module,
     types::{
         ForeignOwnable,
         Opaque, //
-    },
+    }, //
 };
 use core::marker::PhantomData;
 
@@ -430,6 +431,7 @@ impl<T: MiscDevice> MiscdeviceVTable<T> {
         } else {
             None
         },
+        owner: this_module::<T::OwnerModule>().as_ptr(),
         ..pin_init::zeroed()
     };
 

-- 
2.43.0