diff options
| author | Sami Tolvanen <samitolvanen@google.com> | 2019-02-27 10:19:10 -0800 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2019-03-01 14:36:57 +0100 |
| commit | 20fdaf6e1e313b4efa48243d5250526eb43ea70d (patch) | |
| tree | 5ba7e309354951335d503a30cf76bc420b9342f1 /net/netfilter | |
| parent | 2e7b162c5e911050be84c86c6226a5e21bba5771 (diff) | |
| download | linux-20fdaf6e1e313b4efa48243d5250526eb43ea70d.tar.bz2 | |
netfilter: xt_IDLETIMER: fix sysfs callback function type
Use struct device_attribute instead of struct idletimer_tg_attr, and
the correct callback function type to avoid indirect call mismatches
with Control Flow Integrity checking.
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter')
| -rw-r--r-- | net/netfilter/xt_IDLETIMER.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/net/netfilter/xt_IDLETIMER.c b/net/netfilter/xt_IDLETIMER.c index eb4cbd244c3d..5f9b37e12801 100644 --- a/net/netfilter/xt_IDLETIMER.c +++ b/net/netfilter/xt_IDLETIMER.c @@ -41,19 +41,13 @@ #include <linux/workqueue.h> #include <linux/sysfs.h> -struct idletimer_tg_attr { - struct attribute attr; - ssize_t (*show)(struct kobject *kobj, - struct attribute *attr, char *buf); -}; - struct idletimer_tg { struct list_head entry; struct timer_list timer; struct work_struct work; struct kobject *kobj; - struct idletimer_tg_attr attr; + struct device_attribute attr; unsigned int refcnt; }; @@ -76,15 +70,15 @@ struct idletimer_tg *__idletimer_tg_find_by_label(const char *label) return NULL; } -static ssize_t idletimer_tg_show(struct kobject *kobj, struct attribute *attr, - char *buf) +static ssize_t idletimer_tg_show(struct device *dev, + struct device_attribute *attr, char *buf) { struct idletimer_tg *timer; unsigned long expires = 0; mutex_lock(&list_mutex); - timer = __idletimer_tg_find_by_label(attr->name); + timer = __idletimer_tg_find_by_label(attr->attr.name); if (timer) expires = timer->timer.expires; |