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audit: combine audit_receive() and audit_receive_skb() 

There is no reason to have both of these functions, combine the two.

Signed-off-by: Paul Moore <paul@paul-moore.com>
Reviewed-by: Richard Guy Briggs <rgb@redhat.com>
hifive-unleashed-5.1
Paul Moore 2017-05-02 10:16:05 -04:00
parent bd120ded6a
commit a9d1620877
1 changed files with 8 additions and 11 deletions
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19
kernel/audit.c
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@ -1378,11 +1378,14 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
return err < 0 ? err : 0;
}
/*
* Get message from skb. Each message is processed by audit_receive_msg.
* Malformed skbs with wrong length are discarded silently.
/**
* audit_receive - receive messages from a netlink control socket
* @skb: the message buffer
*
* Parse the provided skb and deal with any messages that may be present,
* malformed skbs are discarded.
*/
static void audit_receive_skb(struct sk_buff *skb)
static void audit_receive(struct sk_buff *skb)
{
struct nlmsghdr *nlh;
/*
@ -1395,6 +1398,7 @@ static void audit_receive_skb(struct sk_buff *skb)
nlh = nlmsg_hdr(skb);
len = skb->len;
mutex_lock(&audit_cmd_mutex);
while (nlmsg_ok(nlh, len)) {
err = audit_receive_msg(skb, nlh);
/* if err or if this message says it wants a response */
@ -1403,13 +1407,6 @@ static void audit_receive_skb(struct sk_buff *skb)
nlh = nlmsg_next(nlh, &len);
}
}
/* Receive messages from netlink socket. */
static void audit_receive(struct sk_buff *skb)
{
mutex_lock(&audit_cmd_mutex);
audit_receive_skb(skb);
mutex_unlock(&audit_cmd_mutex);
}