diff options
Diffstat (limited to 'net/core/rtnetlink.c')
| -rw-r--r-- | net/core/rtnetlink.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 2fb8eb6791e8..20a9e1686453 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -459,7 +459,7 @@ static void rtnl_lock_unregistering_all(void) * setup_net() and cleanup_net() are not possible. */ for_each_net(net) { - if (net->dev_unreg_count > 0) { + if (atomic_read(&net->dev_unreg_count) > 0) { unregistering = true; break; } @@ -5407,8 +5407,10 @@ static int rtnl_stats_get(struct sk_buff *skb, struct nlmsghdr *nlh, return -ENODEV; filter_mask = ifsm->filter_mask; - if (!filter_mask) + if (!filter_mask) { + NL_SET_ERR_MSG(extack, "Filter mask must be set for stats get"); return -EINVAL; + } nskb = nlmsg_new(if_nlmsg_stats_size(dev, filter_mask), GFP_KERNEL); if (!nskb) |