The patch titled
devcgroup: use kmemdup()
has been added to the -mm tree. Its filename is
devcgroup-use-kmemdup.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: devcgroup: use kmemdup()
From: Li Zefan <lizf@xxxxxxxxxxxxxx>
This saves 40 bytes on my x86_32 box.
Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
Acked-by: Serge Hallyn <serue@xxxxxxxxxx>
Cc: Paul Menage <menage@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
security/device_cgroup.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff -puN security/device_cgroup.c~devcgroup-use-kmemdup security/device_cgroup.c
--- a/security/device_cgroup.c~devcgroup-use-kmemdup
+++ a/security/device_cgroup.c
@@ -84,13 +84,9 @@ static int dev_whitelist_copy(struct lis
struct dev_whitelist_item *wh, *tmp, *new;
list_for_each_entry(wh, orig, list) {
- new = kmalloc(sizeof(*wh), GFP_KERNEL);
+ new = kmemdup(wh, sizeof(*wh), GFP_KERNEL);
if (!new)
goto free_and_exit;
- new->major = wh->major;
- new->minor = wh->minor;
- new->type = wh->type;
- new->access = wh->access;
list_add_tail(&new->list, dest);
}
@@ -114,11 +110,10 @@ static int dev_whitelist_add(struct dev_
{
struct dev_whitelist_item *whcopy, *walk;
- whcopy = kmalloc(sizeof(*whcopy), GFP_KERNEL);
+ whcopy = kmemdup(wh, sizeof(*wh), GFP_KERNEL);
if (!whcopy)
return -ENOMEM;
- memcpy(whcopy, wh, sizeof(*whcopy));
spin_lock(&dev_cgroup->lock);
list_for_each_entry(walk, &dev_cgroup->whitelist, list) {
if (walk->type != wh->type)
_
Patches currently in -mm which might be from lizf@xxxxxxxxxxxxxx are
devcgroup-fix-race-against-rmdir.patch
linux-next.patch
memrlimit-cgroup-mm-owner-callback-changes-to-add-task-info.patch
devcgroup-use-kmemdup.patch
devcgroup-remove-unused-variable.patch
memrlimit-add-memrlimit-controller-documentation.patch
memrlimit-setup-the-memrlimit-controller.patch
memrlimit-add-memrlimit-controller-accounting-and-control.patch
memrlimit-add-memrlimit-controller-accounting-and-control-memory-rlimit-enhance-mm_owner_changed-callback-to-deal-with-exited-owner.patch
memrlimit-add-memrlimit-controller-accounting-and-control-memory-rlimit-fix-crash-on-fork.patch
memrlimit-improve-error-handling.patch
memrlimit-improve-error-handling-update.patch
memrlimit-handle-attach_task-failure-add-can_attach-callback.patch
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