linux-kernel - [RFC PATCH v1.9 09/14] livepatch: remove unnecessary object loaded check

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Message-Id: <0b552d2247dcdcb218b55229ff9a5f888c25a39f.1458933243.git.jpoimboe@redhat.com>
Date:	Fri, 25 Mar 2016 14:34:56 -0500
From:	Josh Poimboeuf <jpoimboe@...hat.com>
To:	Jiri Kosina <jikos@...nel.org>, Jessica Yu <jeyu@...hat.com>,
	Miroslav Benes <mbenes@...e.cz>
Cc:	linux-kernel@...r.kernel.org, live-patching@...r.kernel.org,
	Vojtech Pavlik <vojtech@...e.com>
Subject: [RFC PATCH v1.9 09/14] livepatch: remove unnecessary object loaded check

klp_patch_object()'s callers already ensure that the object is loaded,
so its call to klp_is_object_loaded() is unnecessary.

This will also make it possible to move the patching code into a
separate file.

Signed-off-by: Josh Poimboeuf <jpoimboe@...hat.com>
---
 kernel/livepatch/core.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/kernel/livepatch/core.c b/kernel/livepatch/core.c
index be1e106..1f70500 100644
--- a/kernel/livepatch/core.c
+++ b/kernel/livepatch/core.c
@@ -402,9 +402,6 @@ static int klp_patch_object(struct klp_object *obj)
 	if (WARN_ON(obj->patched))
 		return -EINVAL;
 
-	if (WARN_ON(!klp_is_object_loaded(obj)))
-		return -EINVAL;
-
 	klp_for_each_func(obj, func) {
 		ret = klp_patch_func(func);
 		if (ret) {
-- 
2.4.3