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| author | Paul Moore <paul@paul-moore.com> | 2017-05-02 16:16:05 +0200 |
|---|---|---|
| committer | Paul Moore <paul@paul-moore.com> | 2017-05-02 16:16:05 +0200 |
| commit | a9d1620877748375cf60b43ef3fa5f61ab6d9f24 (patch) | |
| tree | 40ae8afdc20e6429a97fc830ca6a0faac7909ec7 /kernel/audit.c | |
| parent | audit: convert audit_watch.count from atomic_t to refcount_t (diff) | |
| download | linux-a9d1620877748375cf60b43ef3fa5f61ab6d9f24.tar.xz linux-a9d1620877748375cf60b43ef3fa5f61ab6d9f24.zip | |
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>
Diffstat (limited to 'kernel/audit.c')
| -rw-r--r-- | kernel/audit.c | 19 |
1 files changed, 8 insertions, 11 deletions
diff --git a/kernel/audit.c b/kernel/audit.c index a871bf80fde1..eff602c1aa79 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -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); } |