diff mbox

[v3,09/15] livepatch: remove unnecessary object loaded check

Message ID f6bedf84258006261fd2bb632e13d1d1904cda93.1481220077.git.jpoimboe@redhat.com (mailing list archive)
State Superseded
Headers show

Commit Message

Josh Poimboeuf Dec. 8, 2016, 6:08 p.m. UTC
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@redhat.com>
---
 kernel/livepatch/core.c | 3 ---
 1 file changed, 3 deletions(-)

Comments

Petr Mladek Dec. 16, 2016, 4:26 p.m. UTC | #1
On Thu 2016-12-08 12:08:34, Josh Poimboeuf wrote:
> 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.

Fair enough.

> Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>

Reviewed-by: Petr Mladek <pmladek@suse.com>

Best Regards,
Petr
Miroslav Benes Dec. 23, 2016, 12:58 p.m. UTC | #2
On Thu, 8 Dec 2016, Josh Poimboeuf wrote:

> 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@redhat.com>

Acked-by: Miroslav Benes <mbenes@suse.cz>

Miroslav
Kamalesh Babulal Jan. 10, 2017, 9:14 a.m. UTC | #3
On Thursday 08 December 2016 11:38 PM, Josh Poimboeuf wrote:
> 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@redhat.com>

Reviewed-by: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
diff mbox

Patch

diff --git a/kernel/livepatch/core.c b/kernel/livepatch/core.c
index 2dbd355..47ed643 100644
--- a/kernel/livepatch/core.c
+++ b/kernel/livepatch/core.c
@@ -467,9 +467,6 @@  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) {