diff options
| -rw-r--r-- | net/bridge/br_sysfs_br.c | 3 | ||||
| -rw-r--r-- | net/bridge/br_sysfs_if.c | 3 |
2 files changed, 4 insertions, 2 deletions
diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c index 603d89248e71..ee4820aa1843 100644 --- a/net/bridge/br_sysfs_br.c +++ b/net/bridge/br_sysfs_br.c @@ -172,7 +172,8 @@ static ssize_t store_stp_state(struct device *d, if (endp == buf) return -EINVAL; - rtnl_lock(); + if (!rtnl_trylock()) + return restart_syscall(); br_stp_set_enabled(br, val); rtnl_unlock(); diff --git a/net/bridge/br_sysfs_if.c b/net/bridge/br_sysfs_if.c index 02b2d50cce4d..4a3cdf8f3813 100644 --- a/net/bridge/br_sysfs_if.c +++ b/net/bridge/br_sysfs_if.c @@ -189,7 +189,8 @@ static ssize_t brport_store(struct kobject * kobj, val = simple_strtoul(buf, &endp, 0); if (endp != buf) { - rtnl_lock(); + if (!rtnl_trylock()) + return restart_syscall(); if (p->dev && p->br && brport_attr->store) { spin_lock_bh(&p->br->lock); ret = brport_attr->store(p, val); |