Make use of the swap macro and remove unnecessary variable tmp.
This makes the code easier to read and maintain.
This code was detected with the help of Coccinelle.
Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
---
net/netfilter/ipset/ip_set_bitmap_ipmac.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/net/netfilter/ipset/ip_set_bitmap_ipmac.c b/net/netfilter/ipset/ip_set_bitmap_ipmac.c
index 4c279fb..c00b6a2 100644
--- a/net/netfilter/ipset/ip_set_bitmap_ipmac.c
+++ b/net/netfilter/ipset/ip_set_bitmap_ipmac.c
@@ -337,12 +337,8 @@ bitmap_ipmac_create(struct net *net, struct ip_set *set, struct nlattr *tb[],
ret = ip_set_get_hostipaddr4(tb[IPSET_ATTR_IP_TO], &last_ip);
if (ret)
return ret;
- if (first_ip > last_ip) {
- u32 tmp = first_ip;
-
- first_ip = last_ip;
- last_ip = tmp;
- }
+ if (first_ip > last_ip)
+ swap(first_ip, last_ip);
} else if (tb[IPSET_ATTR_CIDR]) {
u8 cidr = nla_get_u8(tb[IPSET_ATTR_CIDR]);
--
2.7.4
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