linux-kernel - [PATCH net-next] net/rds: Remove unnecessary null check

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Message-ID: <20191015114736.16928-1-yuehaibing@huawei.com>
Date:   Tue, 15 Oct 2019 19:47:36 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <santosh.shilimkar@...cle.com>, <davem@...emloft.net>
CC:     <netdev@...r.kernel.org>, <linux-rdma@...r.kernel.org>,
        <rds-devel@....oracle.com>, <linux-kernel@...r.kernel.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH net-next] net/rds: Remove unnecessary null check

Null check before dma_pool_destroy is redundant, so remove it.
This is detected by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 net/rds/ib.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/net/rds/ib.c b/net/rds/ib.c
index 62d4ebe..3fd5f40 100644
--- a/net/rds/ib.c
+++ b/net/rds/ib.c
@@ -108,8 +108,7 @@ static void rds_ib_dev_free(struct work_struct *work)
 		rds_ib_destroy_mr_pool(rds_ibdev->mr_1m_pool);
 	if (rds_ibdev->pd)
 		ib_dealloc_pd(rds_ibdev->pd);
-	if (rds_ibdev->rid_hdrs_pool)
-		dma_pool_destroy(rds_ibdev->rid_hdrs_pool);
+	dma_pool_destroy(rds_ibdev->rid_hdrs_pool);
 
 	list_for_each_entry_safe(i_ipaddr, i_next, &rds_ibdev->ipaddr_list, list) {
 		list_del(&i_ipaddr->list);
-- 
2.7.4