diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2013-04-22 15:31:43 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-04-22 15:31:43 +0200 |
| commit | a42c74ee608a424342ef7069ccddf196d873040c (patch) | |
| tree | 75adfb9f5e06ebb7c7d5d5e5a5408fa0d6d504b9 /drivers/connector/cn_proc.c | |
| parent | 97990a060e6757f48b931a3946b17c1c4362c3fb (diff) | |
| parent | 9b383672452bb1097124c76fcb4903e0021f6baf (diff) | |
Merge remote-tracking branch 'wireless-next/master' into mac80211-next
Diffstat (limited to 'drivers/connector/cn_proc.c')
| -rw-r--r-- | drivers/connector/cn_proc.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c index fce2000eec31..1110478dd0fd 100644 --- a/drivers/connector/cn_proc.c +++ b/drivers/connector/cn_proc.c @@ -313,6 +313,12 @@ static void cn_proc_mcast_ctl(struct cn_msg *msg, (task_active_pid_ns(current) != &init_pid_ns)) return; + /* Can only change if privileged. */ + if (!capable(CAP_NET_ADMIN)) { + err = EPERM; + goto out; + } + mc_op = (enum proc_cn_mcast_op *)msg->data; switch (*mc_op) { case PROC_CN_MCAST_LISTEN: @@ -325,6 +331,8 @@ static void cn_proc_mcast_ctl(struct cn_msg *msg, err = EINVAL; break; } + +out: cn_proc_ack(err, msg->seq, msg->ack); } |