diff options
| author | Hongbo Li <lihongbo22@huawei.com> | 2024-09-04 09:15:53 +0800 |
|---|---|---|
| committer | Wei Liu <wei.liu@kernel.org> | 2024-09-05 15:04:49 +0000 |
| commit | 895384881ec960aa4c602397a69f0a44a8169405 (patch) | |
| tree | da21d237b5559d4b1f0329a4bdb78e754004e7e6 /drivers/hv | |
| parent | 5e5cc1eb65256e6017e3deec04f9806f2f317853 (diff) | |
| download | lwn-895384881ec960aa4c602397a69f0a44a8169405.tar.gz lwn-895384881ec960aa4c602397a69f0a44a8169405.zip | |
hv: vmbus: Constify struct kobj_type and struct attribute_group
vmbus_chan_group and vmbus_chan_type are not modified. They are only
used in the helpers which take a const type parameter.
Constifying these structures and moving them to a read-only section can
increase over all security.
```
[Before]
text data bss dec hex filename
20568 4699 48 25315 62e3 drivers/hv/vmbus_drv.o
[After]
text data bss dec hex filename
20696 4571 48 25315 62e3 drivers/hv/vmbus_drv.o
```
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Reviewed-by: Naman Jain <namjain@linux.microsoft.com>
Link: https://lore.kernel.org/r/20240904011553.2010203-1-lihongbo22@huawei.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>
Message-ID: <20240904011553.2010203-1-lihongbo22@huawei.com>
Diffstat (limited to 'drivers/hv')
| -rw-r--r-- | drivers/hv/vmbus_drv.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index 12a707ab73f8..7b1b20fa18f6 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -1803,12 +1803,12 @@ static umode_t vmbus_chan_attr_is_visible(struct kobject *kobj, return attr->mode; } -static struct attribute_group vmbus_chan_group = { +static const struct attribute_group vmbus_chan_group = { .attrs = vmbus_chan_attrs, .is_visible = vmbus_chan_attr_is_visible }; -static struct kobj_type vmbus_chan_ktype = { +static const struct kobj_type vmbus_chan_ktype = { .sysfs_ops = &vmbus_chan_sysfs_ops, .release = vmbus_chan_release, }; |