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authorIlpo Järvinen <ilpo.jarvinen@helsinki.fi>2009-03-21 13:36:17 -0700
committerDavid S. Miller <davem@davemloft.net>2009-03-21 13:36:17 -0700
commita0bffffc148cd8e75a48a89ad2ddb74e4081a20a (patch)
tree3a4d350d65d88bb1df8906b4822af2350ceb1cfc
parenta3ac80a130300573de351083cf4a5b46d233e8bf (diff)
downloadop-kernel-dev-a0bffffc148cd8e75a48a89ad2ddb74e4081a20a.zip
op-kernel-dev-a0bffffc148cd8e75a48a89ad2ddb74e4081a20a.tar.gz
net/*: use linux/kernel.h swap()
tcp_sack_swap seems unnecessary so I pushed swap to the caller. Also removed comment that seemed then pointless, and added include when not already there. Compile tested. Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/decnet/dn_route.c6
-rw-r--r--net/ipv4/tcp_input.c23
-rw-r--r--net/ipv6/addrconf.c7
-rw-r--r--net/sched/sch_tbf.c9
4 files changed, 8 insertions, 37 deletions
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 5130dee..0cc4394 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -380,7 +380,6 @@ static int dn_return_short(struct sk_buff *skb)
unsigned char *ptr;
__le16 *src;
__le16 *dst;
- __le16 tmp;
/* Add back headers */
skb_push(skb, skb->data - skb_network_header(skb));
@@ -399,10 +398,7 @@ static int dn_return_short(struct sk_buff *skb)
ptr += 2;
*ptr = 0; /* Zero hop count */
- /* Swap source and destination */
- tmp = *src;
- *src = *dst;
- *dst = tmp;
+ swap(*src, *dst);
skb->pkt_type = PACKET_OUTGOING;
dn_rt_finish_output(skb, NULL, NULL);
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index fae78e3..8ac82b3 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -64,6 +64,7 @@
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/sysctl.h>
+#include <linux/kernel.h>
#include <net/dst.h>
#include <net/tcp.h>
#include <net/inet_common.h>
@@ -1802,11 +1803,7 @@ tcp_sacktag_write_queue(struct sock *sk, struct sk_buff *ack_skb,
for (i = used_sacks - 1; i > 0; i--) {
for (j = 0; j < i; j++) {
if (after(sp[j].start_seq, sp[j + 1].start_seq)) {
- struct tcp_sack_block tmp;
-
- tmp = sp[j];
- sp[j] = sp[j + 1];
- sp[j + 1] = tmp;
+ swap(sp[j], sp[j + 1]);
/* Track where the first SACK block goes to */
if (j == first_sack_index)
@@ -4156,20 +4153,6 @@ static void tcp_sack_maybe_coalesce(struct tcp_sock *tp)
}
}
-static inline void tcp_sack_swap(struct tcp_sack_block *sack1,
- struct tcp_sack_block *sack2)
-{
- __u32 tmp;
-
- tmp = sack1->start_seq;
- sack1->start_seq = sack2->start_seq;
- sack2->start_seq = tmp;
-
- tmp = sack1->end_seq;
- sack1->end_seq = sack2->end_seq;
- sack2->end_seq = tmp;
-}
-
static void tcp_sack_new_ofo_skb(struct sock *sk, u32 seq, u32 end_seq)
{
struct tcp_sock *tp = tcp_sk(sk);
@@ -4184,7 +4167,7 @@ static void tcp_sack_new_ofo_skb(struct sock *sk, u32 seq, u32 end_seq)
if (tcp_sack_extend(sp, seq, end_seq)) {
/* Rotate this_sack to the first one. */
for (; this_sack > 0; this_sack--, sp--)
- tcp_sack_swap(sp, sp - 1);
+ swap(*sp, *(sp - 1));
if (cur_sacks > 1)
tcp_sack_maybe_coalesce(tp);
return;
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 717584b..8499da9 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -40,6 +40,7 @@
#include <linux/errno.h>
#include <linux/types.h>
+#include <linux/kernel.h>
#include <linux/socket.h>
#include <linux/sockios.h>
#include <linux/net.h>
@@ -1215,16 +1216,12 @@ int ipv6_dev_get_saddr(struct net *net, struct net_device *dst_dev,
}
break;
} else if (minihiscore < miniscore) {
- struct ipv6_saddr_score *tmp;
-
if (hiscore->ifa)
in6_ifa_put(hiscore->ifa);
in6_ifa_hold(score->ifa);
- tmp = hiscore;
- hiscore = score;
- score = tmp;
+ swap(hiscore, score);
/* restore our iterator */
score->ifa = hiscore->ifa;
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index a2f93c0..e22dfe8 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -236,7 +236,6 @@ static int tbf_change(struct Qdisc* sch, struct nlattr *opt)
struct tc_tbf_qopt *qopt;
struct qdisc_rate_table *rtab = NULL;
struct qdisc_rate_table *ptab = NULL;
- struct qdisc_rate_table *tmp;
struct Qdisc *child = NULL;
int max_size,n;
@@ -295,13 +294,9 @@ static int tbf_change(struct Qdisc* sch, struct nlattr *opt)
q->tokens = q->buffer;
q->ptokens = q->mtu;
- tmp = q->R_tab;
- q->R_tab = rtab;
- rtab = tmp;
+ swap(q->R_tab, rtab);
+ swap(q->P_tab, ptab);
- tmp = q->P_tab;
- q->P_tab = ptab;
- ptab = tmp;
sch_tree_unlock(sch);
err = 0;
done:
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