diff options
| -rw-r--r-- | net/bridge/br_sysfs_br.c | 24 |
1 files changed, 9 insertions, 15 deletions
diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c index 137cd3bf2565..f9d484ecae07 100644 --- a/net/bridge/br_sysfs_br.c +++ b/net/bridge/br_sysfs_br.c @@ -128,27 +128,21 @@ static ssize_t stp_state_show(struct device *d, } -static ssize_t stp_state_store(struct device *d, - struct device_attribute *attr, const char *buf, - size_t len) +static int set_stp_state(struct net_bridge *br, unsigned long val) { - struct net_bridge *br = to_bridge(d); - char *endp; - unsigned long val; - - if (!ns_capable(dev_net(br->dev)->user_ns, CAP_NET_ADMIN)) - return -EPERM; - - val = simple_strtoul(buf, &endp, 0); - if (endp == buf) - return -EINVAL; - if (!rtnl_trylock()) return restart_syscall(); br_stp_set_enabled(br, val); rtnl_unlock(); - return len; + return 0; +} + +static ssize_t stp_state_store(struct device *d, + struct device_attribute *attr, const char *buf, + size_t len) +{ + return store_bridge_parm(d, buf, len, set_stp_state); } static DEVICE_ATTR_RW(stp_state); |