diff options
| author | Wedson Almeida Filho <wedsonaf@google.com> | 2021-12-25 00:13:45 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-12-27 10:40:00 +0100 |
| commit | ee6d3dd4ed48ab24b74bab3c3977b8218518247d (patch) | |
| tree | f5d2c211fb55a757d64e74b2b8fcb6e7211ae19e /drivers/base | |
| parent | driver core: platform: document registration-failure requirement (diff) | |
| download | linux-ee6d3dd4ed48ab24b74bab3c3977b8218518247d.tar.xz linux-ee6d3dd4ed48ab24b74bab3c3977b8218518247d.zip | |
driver core: make kobj_type constant.
This way instances of kobj_type (which contain function pointers) can be
stored in .rodata, which means that they cannot be [easily/accidentally]
modified at runtime.
Signed-off-by: Wedson Almeida Filho <wedsonaf@google.com>
Link: https://lore.kernel.org/r/20211224231345.777370-1-wedsonaf@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/bus.c | 2 | ||||
| -rw-r--r-- | drivers/base/core.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/base/bus.c b/drivers/base/bus.c index bdc98c5713d5..a64454f5f8c0 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -165,7 +165,7 @@ static struct kobj_type bus_ktype = { static int bus_uevent_filter(struct kset *kset, struct kobject *kobj) { - struct kobj_type *ktype = get_ktype(kobj); + const struct kobj_type *ktype = get_ktype(kobj); if (ktype == &bus_ktype) return 1; diff --git a/drivers/base/core.c b/drivers/base/core.c index fd034d742447..d712ea11066b 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -2263,7 +2263,7 @@ static struct kobj_type device_ktype = { static int dev_uevent_filter(struct kset *kset, struct kobject *kobj) { - struct kobj_type *ktype = get_ktype(kobj); + const struct kobj_type *ktype = get_ktype(kobj); if (ktype == &device_ktype) { struct device *dev = kobj_to_dev(kobj); |