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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 /drivers | |
| 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 'drivers')
| -rw-r--r-- | drivers/connector/connector.c | 2 | ||||
| -rw-r--r-- | drivers/scsi/scsi_netlink.c | 2 | ||||
| -rw-r--r-- | drivers/scsi/scsi_transport_iscsi.c | 2 |
3 files changed, 3 insertions, 3 deletions
diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c index a905f7820331..7f9c4fb7e5b0 100644 --- a/drivers/connector/connector.c +++ b/drivers/connector/connector.c @@ -212,7 +212,7 @@ static void cn_rx_skb(struct sk_buff *__skb) skb = skb_get(__skb); if (skb->len >= NLMSG_SPACE(0)) { - nlh = (struct nlmsghdr *)skb->data; + nlh = nlmsg_hdr(skb); if (nlh->nlmsg_len < sizeof(struct cn_msg) || skb->len < nlh->nlmsg_len || diff --git a/drivers/scsi/scsi_netlink.c b/drivers/scsi/scsi_netlink.c index 1b59b27e887f..45646a285244 100644 --- a/drivers/scsi/scsi_netlink.c +++ b/drivers/scsi/scsi_netlink.c @@ -50,7 +50,7 @@ scsi_nl_rcv_msg(struct sk_buff *skb) while (skb->len >= NLMSG_SPACE(0)) { err = 0; - nlh = (struct nlmsghdr *) skb->data; + nlh = nlmsg_hdr(skb); if ((nlh->nlmsg_len < (sizeof(*nlh) + sizeof(*hdr))) || (skb->len < nlh->nlmsg_len)) { printk(KERN_WARNING "%s: discarding partial skb\n", diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index ce0d14af33c8..10590cd7e9ed 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -1081,7 +1081,7 @@ iscsi_if_rx(struct sock *sk, int len) struct nlmsghdr *nlh; struct iscsi_uevent *ev; - nlh = (struct nlmsghdr *)skb->data; + nlh = nlmsg_hdr(skb); if (nlh->nlmsg_len < sizeof(*nlh) || skb->len < nlh->nlmsg_len) { break; |