diff options
| -rw-r--r-- | drivers/md/dm-log-userspace-transfer.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/md/dm-log-userspace-transfer.c b/drivers/md/dm-log-userspace-transfer.c index 1327e1a..54abf9e 100644 --- a/drivers/md/dm-log-userspace-transfer.c +++ b/drivers/md/dm-log-userspace-transfer.c @@ -133,6 +133,9 @@ static void cn_ulog_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp) { struct dm_ulog_request *tfr = (struct dm_ulog_request *)(msg + 1); + if (!cap_raised(nsp->eff_cap, CAP_SYS_ADMIN)) + return; + spin_lock(&receiving_list_lock); if (msg->len == 0) fill_pkg(msg, NULL); |