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linux-sg2042
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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>
This commit is contained in:
Ilpo Järvinen 2009-03-21 13:36:17 -07:00 committed by David S. Miller
parent a3ac80a130
commit a0bffffc14
4 changed files with 8 additions and 37 deletions
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6
net/decnet/dn_route.c
View File

@ -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);

23
net/ipv4/tcp_input.c
View File

@ -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;

7
net/ipv6/addrconf.c
View File

@ -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;

9
net/sched/sch_tbf.c
View File

@ -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: