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authorYao Jing <yao.jing2@zte.com.cn>2021-11-18 09:10:18 +0300
committerDavid S. Miller <davem@davemloft.net>2021-11-18 15:00:15 +0300
commit4cdf85ef2371e851d2a93602b7965fd5758e3ac4 (patch)
tree3a71a8a47285f922ddb474ff30b7fa870443c888
parentdf6160deb3debe6f964c16349f9431157ff67dda (diff)
downloadlinux-4cdf85ef2371e851d2a93602b7965fd5758e3ac4.tar.xz
ipv6: ah6: use swap() to make code cleaner
Use the macro 'swap()' defined in 'include/linux/minmax.h' to avoid opencoding it. Reported-by: Zeal Robot <zealci@zte.com.cn> Signed-off-by: Yao Jing <yao.jing2@zte.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv6/ah6.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index 828e62514260..b5995c1f4d7a 100644
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -175,7 +175,6 @@ static void ipv6_rearrange_destopt(struct ipv6hdr *iph, struct ipv6_opt_hdr *des
* See 11.3.2 of RFC 3775 for details.
*/
if (opt[off] == IPV6_TLV_HAO) {
- struct in6_addr final_addr;
struct ipv6_destopt_hao *hao;
hao = (struct ipv6_destopt_hao *)&opt[off];
@@ -184,9 +183,7 @@ static void ipv6_rearrange_destopt(struct ipv6hdr *iph, struct ipv6_opt_hdr *des
hao->length);
goto bad;
}
- final_addr = hao->addr;
- hao->addr = iph->saddr;
- iph->saddr = final_addr;
+ swap(hao->addr, iph->saddr);
}
break;
}