[PATCH RFC 23/48] Audit: netfilter: Log xt table replace behavior in proper user namespace

From: Gao feng
Date: Mon May 06 2013 - 22:28:21 EST


Log the audit message in the user namespace which
current task belongs to.

Signed-off-by: Gao feng <gaofeng@xxxxxxxxxxxxxx>
---
net/netfilter/x_tables.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index 8b03028..ba90a1b 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -824,6 +824,7 @@ xt_replace_table(struct xt_table *table,
int *error)
{
struct xt_table_info *private;
+ struct user_namespace *ns = current_user_ns();
int ret;

ret = xt_jumpstack_alloc(newinfo);
@@ -857,16 +858,16 @@ xt_replace_table(struct xt_table *table,
local_bh_enable();

#ifdef CONFIG_AUDIT
- if (audit_enabled) {
+ if (audit_enabled_ns(ns)) {
struct audit_buffer *ab;

- ab = audit_log_start(current->audit_context, GFP_KERNEL,
- AUDIT_NETFILTER_CFG);
+ ab = audit_log_start_ns(ns, current->audit_context,
+ GFP_KERNEL, AUDIT_NETFILTER_CFG);
if (ab) {
audit_log_format(ab, "table=%s family=%u entries=%u",
table->name, table->af,
private->number);
- audit_log_end(ab);
+ audit_log_end_ns(ns, ab);
}
}
#endif
--
1.8.1.4

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