[PATCH] ipv6: ah6: use swap() to make code cleaner

[PATCH] ipv6: ah6: use swap() to make code cleaner

[cgel.zte]

From: Yao Jing <yao.jing2@zte.com.cn>

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>
---
 net/ipv6/ah6.c | 5 +----
 1 file changed, 1 insertion(+), 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;
 		}
-- 
2.25.1

Re: [PATCH] ipv6: ah6: use swap() to make code cleaner

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to netdev/net-next.git (master)
by David S. Miller <davem@davemloft.net>:

On Thu, 18 Nov 2021 06:10:18 +0000 you wrote:
> From: Yao Jing <yao.jing2@zte.com.cn>
> 
> 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>
> 
> [...]

Here is the summary with links:
  - ipv6: ah6: use swap() to make code cleaner
    https://git.kernel.org/netdev/net-next/c/4cdf85ef2371

You are awesome, thank you!
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