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author | Gao feng <gaofeng@cn.fujitsu.com> | 2013-04-29 15:05:14 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 15:54:26 -0700 |
commit | 13f51e1c3fbebeab801f768f433067ff075dea5a (patch) | |
tree | ce4c99e262771b82f3c5213d7c0a0a5dc87d5207 | |
parent | 3f68613f39cdc242fa2e872ac04a802e7cc7b7cb (diff) | |
download | lwn-13f51e1c3fbebeab801f768f433067ff075dea5a.tar.gz lwn-13f51e1c3fbebeab801f768f433067ff075dea5a.zip |
audit: don't check if kauditd is valid every time
We only need to check if kauditd is valid after we start it, if kauditd
is invalid, we will set kauditd_task to NULL. So next time, we will
start kauditd again.
It means if kauditd_task is not NULL,it must be valid.
Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
Cc: Eric Paris <eparis@redhat.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r-- | kernel/audit.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/kernel/audit.c b/kernel/audit.c index d596e5355f15..9816a1b96cfc 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -660,14 +660,14 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh) /* As soon as there's any sign of userspace auditd, * start kauditd to talk to it */ - if (!kauditd_task) + if (!kauditd_task) { kauditd_task = kthread_run(kauditd_thread, NULL, "kauditd"); - if (IS_ERR(kauditd_task)) { - err = PTR_ERR(kauditd_task); - kauditd_task = NULL; - return err; + if (IS_ERR(kauditd_task)) { + err = PTR_ERR(kauditd_task); + kauditd_task = NULL; + return err; + } } - loginuid = audit_get_loginuid(current); sessionid = audit_get_sessionid(current); security_task_getsecid(current, &sid); |