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| author | Eric W. Biederman <ebiederm@xmission.com> | 2014-02-28 19:44:55 -0800 |
|---|---|---|
| committer | Eric W. Biederman <ebiederm@xmission.com> | 2014-02-28 19:44:55 -0800 |
| commit | 6f285b19d09f72e801525f5eea1bdad22e559bf0 (patch) | |
| tree | ece90969f72ebf9b06b0386762b35cb20e415dd4 /kernel/auditfilter.c | |
| parent | 48095d991d85687569ac025b18a6c7ae1632c9f7 (diff) | |
| download | linux-6f285b19d09f72e801525f5eea1bdad22e559bf0.tar.gz linux-6f285b19d09f72e801525f5eea1bdad22e559bf0.tar.bz2 linux-6f285b19d09f72e801525f5eea1bdad22e559bf0.zip | |
audit: Send replies in the proper network namespace.
In perverse cases of file descriptor passing the current network
namespace of a process and the network namespace of a socket used by
that socket may differ. Therefore use the network namespace of the
appropiate socket to ensure replies always go to the appropiate
socket.
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'kernel/auditfilter.c')
| -rw-r--r-- | kernel/auditfilter.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c index a5e3d73d73e4..e8d1c7c515d7 100644 --- a/kernel/auditfilter.c +++ b/kernel/auditfilter.c @@ -30,6 +30,7 @@ #include <linux/slab.h> #include <linux/security.h> #include <net/net_namespace.h> +#include <net/sock.h> #include "audit.h" /* @@ -1069,8 +1070,10 @@ int audit_rule_change(int type, __u32 portid, int seq, void *data, * @portid: target portid for netlink audit messages * @seq: netlink audit message sequence (serial) number */ -int audit_list_rules_send(__u32 portid, int seq) +int audit_list_rules_send(struct sk_buff *request_skb, int seq) { + u32 portid = NETLINK_CB(request_skb).portid; + struct net *net = sock_net(NETLINK_CB(request_skb).sk); struct task_struct *tsk; struct audit_netlink_list *dest; int err = 0; @@ -1084,7 +1087,7 @@ int audit_list_rules_send(__u32 portid, int seq) dest = kmalloc(sizeof(struct audit_netlink_list), GFP_KERNEL); if (!dest) return -ENOMEM; - dest->net = get_net(current->nsproxy->net_ns); + dest->net = get_net(net); dest->portid = portid; skb_queue_head_init(&dest->q); |