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>

1 files changed, 2 insertions, 7 deletions

diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index a2f93c09f3cc..e22dfe85e43e 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: