From: Minghao Chi <chi.minghao@zte.com.cn>
Date: Wed, 15 Dec 2021 06:06:25 +0000
Subject: RDMA/rxe: Remove redundant err variable
Patch-mainline: v5.17-rc1
Git-commit: 47920e4d2cbfe64e85c8b536a792a91a94c7c187
References: jsc#PED-1111

Return value directly instead of taking this in another redundant
variable.

Link: https://lore.kernel.org/20211215075258.442930-1-chi.minghao@zte.com.cn
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Acked-by: Zhu Yanjun <zyjzyj2000@gmail.com>
Reviewed-by: Devesh Sharma <Devesh.s.sharma@oracle.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/infiniband/sw/rxe/rxe_net.c |    8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

--- a/drivers/infiniband/sw/rxe/rxe_net.c
+++ b/drivers/infiniband/sw/rxe/rxe_net.c
@@ -22,24 +22,20 @@ static struct rxe_recv_sockets recv_sock
 
 int rxe_mcast_add(struct rxe_dev *rxe, union ib_gid *mgid)
 {
-	int err;
 	unsigned char ll_addr[ETH_ALEN];
 
 	ipv6_eth_mc_map((struct in6_addr *)mgid->raw, ll_addr);
-	err = dev_mc_add(rxe->ndev, ll_addr);
 
-	return err;
+	return dev_mc_add(rxe->ndev, ll_addr);
 }
 
 int rxe_mcast_delete(struct rxe_dev *rxe, union ib_gid *mgid)
 {
-	int err;
 	unsigned char ll_addr[ETH_ALEN];
 
 	ipv6_eth_mc_map((struct in6_addr *)mgid->raw, ll_addr);
-	err = dev_mc_del(rxe->ndev, ll_addr);
 
-	return err;
+	return dev_mc_del(rxe->ndev, ll_addr);
 }
 
 static struct dst_entry *rxe_find_route4(struct net_device *ndev,