linux-kernel - [PATCH] infiniband: remove unnecessary null check

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Message-Id: <20220824080503.221680-1-chi.minghao@zte.com.cn>
Date:   Wed, 24 Aug 2022 08:05:03 +0000
From:   cgel.zte@...il.com
To:     dennis.dalessandro@...nelisnetworks.com
Cc:     jgg@...pe.ca, leon@...nel.org, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org, Minghao Chi <chi.minghao@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH] infiniband: remove unnecessary null check

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

container_of is never null, so this null check is
unnecessary.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Minghao Chi <chi.minghao@....com.cn>
---
 drivers/infiniband/sw/rdmavt/vt.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/infiniband/sw/rdmavt/vt.c b/drivers/infiniband/sw/rdmavt/vt.c
index 59481ae39505..b2d83b4958fc 100644
--- a/drivers/infiniband/sw/rdmavt/vt.c
+++ b/drivers/infiniband/sw/rdmavt/vt.c
@@ -50,8 +50,6 @@ struct rvt_dev_info *rvt_alloc_device(size_t size, int nports)
 	struct rvt_dev_info *rdi;
 
 	rdi = container_of(_ib_alloc_device(size), struct rvt_dev_info, ibdev);
-	if (!rdi)
-		return rdi;
 
 	rdi->ports = kcalloc(nports, sizeof(*rdi->ports), GFP_KERNEL);
 	if (!rdi->ports)
-- 
2.25.1