linux-kernel - [PATCH] kobject: Remove unused functions

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Message-ID: <20250112144907.270272-1-linux@treblig.org>
Date: Sun, 12 Jan 2025 14:49:07 +0000
From: linux@...blig.org
To: rafael@...nel.org,
	gregkh@...uxfoundation.org,
	akpm@...ux-foundation.org
Cc: linux-kernel@...r.kernel.org,
	"Dr. David Alan Gilbert" <linux@...blig.org>
Subject: [PATCH] kobject: Remove unused functions

From: "Dr. David Alan Gilbert" <linux@...blig.org>

kobj_ns_initial() and kobj_ns_netlink() were adde din 2010 by
commit bc451f205823 ("kobj: Add basic infrastructure for dealing with
namespaces.")
but have remained unused.

Remove them.

Signed-off-by: Dr. David Alan Gilbert <linux@...blig.org>
---
 include/linux/kobject_ns.h |  2 --
 lib/kobject.c              | 24 ------------------------
 2 files changed, 26 deletions(-)

diff --git a/include/linux/kobject_ns.h b/include/linux/kobject_ns.h
index be707748e7ce..150fe2ae1b6b 100644
--- a/include/linux/kobject_ns.h
+++ b/include/linux/kobject_ns.h
@@ -52,8 +52,6 @@ const struct kobj_ns_type_operations *kobj_ns_ops(const struct kobject *kobj);
 
 bool kobj_ns_current_may_mount(enum kobj_ns_type type);
 void *kobj_ns_grab_current(enum kobj_ns_type type);
-const void *kobj_ns_netlink(enum kobj_ns_type type, struct sock *sk);
-const void *kobj_ns_initial(enum kobj_ns_type type);
 void kobj_ns_drop(enum kobj_ns_type type, void *ns);
 
 #endif /* _LINUX_KOBJECT_NS_H */
diff --git a/lib/kobject.c b/lib/kobject.c
index 72fa20f405f1..abe5f5b856ce 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -1096,30 +1096,6 @@ void *kobj_ns_grab_current(enum kobj_ns_type type)
 }
 EXPORT_SYMBOL_GPL(kobj_ns_grab_current);
 
-const void *kobj_ns_netlink(enum kobj_ns_type type, struct sock *sk)
-{
-	const void *ns = NULL;
-
-	spin_lock(&kobj_ns_type_lock);
-	if (kobj_ns_type_is_valid(type) && kobj_ns_ops_tbl[type])
-		ns = kobj_ns_ops_tbl[type]->netlink_ns(sk);
-	spin_unlock(&kobj_ns_type_lock);
-
-	return ns;
-}
-
-const void *kobj_ns_initial(enum kobj_ns_type type)
-{
-	const void *ns = NULL;
-
-	spin_lock(&kobj_ns_type_lock);
-	if (kobj_ns_type_is_valid(type) && kobj_ns_ops_tbl[type])
-		ns = kobj_ns_ops_tbl[type]->initial_ns();
-	spin_unlock(&kobj_ns_type_lock);
-
-	return ns;
-}
-
 void kobj_ns_drop(enum kobj_ns_type type, void *ns)
 {
 	spin_lock(&kobj_ns_type_lock);
-- 
2.47.1