After this patch, user can set/get audit informations
in container, and they can also send user msg to the
audit subsystem.
Signed-off-by: Gao feng <gaofeng@xxxxxxxxxxxxxx>
---
kernel/audit.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/kernel/audit.c b/kernel/audit.c
index 0b3fd8b..1b60a5a 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -594,11 +594,6 @@ static int audit_netlink_ok(struct sk_buff *skb, u16 msg_type)
{
int err = 0;
- /* Only support the initial namespaces for now. */
- if ((current_user_ns() != &init_user_ns) ||
- (task_active_pid_ns(current) != &init_pid_ns))
- return -EPERM;
-
switch (msg_type) {
case AUDIT_LIST:
case AUDIT_ADD:
@@ -606,6 +601,7 @@ static int audit_netlink_ok(struct sk_buff *skb, u16 msg_type)
return -EOPNOTSUPP;
case AUDIT_GET:
case AUDIT_SET:
+ break;
case AUDIT_LIST_RULES:
case AUDIT_ADD_RULE:
case AUDIT_DEL_RULE:
@@ -614,13 +610,17 @@ static int audit_netlink_ok(struct sk_buff *skb, u16 msg_type)
case AUDIT_TTY_SET:
case AUDIT_TRIM:
case AUDIT_MAKE_EQUIV:
- if (!capable(CAP_AUDIT_CONTROL))
+ /* These operations only support the initial
+ * namespaces for now. */
+ if ((current_user_ns() != &init_user_ns) ||
+ (task_active_pid_ns(current) != &init_pid_ns) ||
+ !capable(CAP_AUDIT_CONTROL))
err = -EPERM;
break;
case AUDIT_USER:
case AUDIT_FIRST_USER_MSG ... AUDIT_LAST_USER_MSG:
case AUDIT_FIRST_USER_MSG2 ... AUDIT_LAST_USER_MSG2:
- if (!capable(CAP_AUDIT_WRITE))
+ if (!ns_capable(current_user_ns(), CAP_AUDIT_WRITE))
err = -EPERM;
break;
default: /* bad msg */
--
1.8.1.4
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