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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2007-04-25 19:08:35 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-04-25 22:26:34 -0700 |
| commit | b529ccf2799c14346d1518e9bdf1f88f03643e99 (patch) | |
| tree | f899a5a5d66d2ca21724c1871ee3afeda6c4a670 /kernel/audit.c | |
| parent | 965ffea43d4ebe8cd7b9fee78d651268dd7d23c5 (diff) | |
| download | linux-b529ccf2799c14346d1518e9bdf1f88f03643e99.tar.gz linux-b529ccf2799c14346d1518e9bdf1f88f03643e99.tar.bz2 linux-b529ccf2799c14346d1518e9bdf1f88f03643e99.zip | |
[NETLINK]: Introduce nlmsg_hdr() helper
For the common "(struct nlmsghdr *)skb->data" sequence, so that we reduce the
number of direct accesses to skb->data and for consistency with all the other
cast skb member helpers.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel/audit.c')
| -rw-r--r-- | kernel/audit.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/audit.c b/kernel/audit.c index ea8521417d13..80a7457dadbf 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -151,7 +151,7 @@ struct audit_buffer { static void audit_set_pid(struct audit_buffer *ab, pid_t pid) { - struct nlmsghdr *nlh = (struct nlmsghdr *)ab->skb->data; + struct nlmsghdr *nlh = nlmsg_hdr(ab->skb); nlh->nlmsg_pid = pid; } @@ -750,7 +750,7 @@ static void audit_receive_skb(struct sk_buff *skb) u32 rlen; while (skb->len >= NLMSG_SPACE(0)) { - nlh = (struct nlmsghdr *)skb->data; + nlh = nlmsg_hdr(skb); if (nlh->nlmsg_len < sizeof(*nlh) || skb->len < nlh->nlmsg_len) return; rlen = NLMSG_ALIGN(nlh->nlmsg_len); @@ -1268,7 +1268,7 @@ void audit_log_end(struct audit_buffer *ab) audit_log_lost("rate limit exceeded"); } else { if (audit_pid) { - struct nlmsghdr *nlh = (struct nlmsghdr *)ab->skb->data; + struct nlmsghdr *nlh = nlmsg_hdr(ab->skb); nlh->nlmsg_len = ab->skb->len - NLMSG_SPACE(0); skb_queue_tail(&audit_skb_queue, ab->skb); ab->skb = NULL; |