[PATCH] esp: Simplify the calculation of variables

Fix the following coccicheck warnings:

./net/ipv6/esp6.c:791:16-18: WARNING !A || A && B is equivalent
to !A || B.

Reported-by: Abaci Robot <redacted>
Signed-off-by: Jiapeng Chong <redacted>
---
 net/ipv6/esp6.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c
index 2b804fc..153ad10 100644
--- a/net/ipv6/esp6.c
+++ b/net/ipv6/esp6.c

@@ -788,7 +788,7 @@ int esp6_input_done2(struct sk_buff *skb, int err)
 	int hlen = sizeof(struct ip_esp_hdr) + crypto_aead_ivsize(aead);
 	int hdr_len = skb_network_header_len(skb);
 
-	if (!xo || (xo && !(xo->flags & CRYPTO_DONE)))
+	if (!xo || !(xo->flags & CRYPTO_DONE))
 		kfree(ESP_SKB_CB(skb)->tmp);
 
 	if (unlikely(err))

-- 
1.8.3.1

On Wed, Feb 03, 2021 at 10:44:30AM +0800, Jiapeng Chong wrote:

Fix the following coccicheck warnings:

./net/ipv6/esp6.c:791:16-18: WARNING !A || A && B is equivalent
to !A || B.

Reported-by: Abaci Robot <redacted>
Signed-off-by: Jiapeng Chong <redacted>

Applied to ipsec-next, thanks!