netdev - [PATCH] net/ipv6: remove unneeded err variable

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Message-Id: <20220118075159.925542-1-chi.minghao@zte.com.cn>
Date:   Tue, 18 Jan 2022 07:51:59 +0000
From:   cgel.zte@...il.com
To:     davem@...emloft.net
Cc:     yoshfuji@...ux-ipv6.org, dsahern@...nel.org, kuba@...nel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Minghao Chi <chi.minghao@....com.cn>,
        Zeal Robot <zealci@....com.cn>, CGEL ZTE <cgel.zte@...il.com>
Subject: [PATCH] net/ipv6: remove unneeded err variable

From: Minghao Chi <chi.minghao@....com.cn>

Return value from rhashtable_lookup_insert_fast() directly instead
of taking this in another redundant variable.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Minghao Chi <chi.minghao@....com.cn>
Signed-off-by: CGEL ZTE <cgel.zte@...il.com>
---
 net/ipv6/seg6_hmac.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/net/ipv6/seg6_hmac.c b/net/ipv6/seg6_hmac.c
index 29bc4e7c3046..f8e25e3a5944 100644
--- a/net/ipv6/seg6_hmac.c
+++ b/net/ipv6/seg6_hmac.c
@@ -291,12 +291,9 @@ EXPORT_SYMBOL(seg6_hmac_info_lookup);
 int seg6_hmac_info_add(struct net *net, u32 key, struct seg6_hmac_info *hinfo)
 {
 	struct seg6_pernet_data *sdata = seg6_pernet(net);
-	int err;
 
-	err = rhashtable_lookup_insert_fast(&sdata->hmac_infos, &hinfo->node,
+	return rhashtable_lookup_insert_fast(&sdata->hmac_infos, &hinfo->node,
 					    rht_params);
-
-	return err;
 }
 EXPORT_SYMBOL(seg6_hmac_info_add);
 
-- 
2.25.1