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From: YueHaibing <yuehaibing@huawei.com>
To: bvanassche@acm.org, dledford@redhat.com, jgg@ziepe.ca
Cc: linux-rdma@vger.kernel.org, target-devel@vger.kernel.org,
	linux-kernel@vger.kernel.org, YueHaibing <yuehaibing@huawei.com>
Subject: [PATCH] IB/srpt: Fix passing zero to 'PTR_ERR'
Date: Thu, 12 Nov 2020 14:54:43 +0000
Message-ID: <20201112145443.17832-1-yuehaibing@huawei.com> (raw)

Fix smatch warning:

drivers/infiniband/ulp/srpt/ib_srpt.c:2341 srpt_cm_req_recv() warn: passing zero to 'PTR_ERR'

Use PTR_ERR_OR_ZERO instead of PTR_ERR

Fixes: 847462de3a0a ("IB/srpt: Fix srpt_cm_req_recv() error path (1/2)")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/infiniband/ulp/srpt/ib_srpt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index 6be60aa5ffe2..3ff24b5048ac 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -2338,7 +2338,7 @@ static int srpt_cm_req_recv(struct srpt_device *const sdev,
 
 	if (IS_ERR_OR_NULL(ch->sess)) {
 		WARN_ON_ONCE(ch->sess = NULL);
-		ret = PTR_ERR(ch->sess);
+		ret = PTR_ERR_OR_ZERO(ch->sess);
 		ch->sess = NULL;
 		pr_info("Rejected login for initiator %s: ret = %d.\n",
 			ch->sess_name, ret);
-- 
2.17.1

             reply index

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-12 14:54 YueHaibing [this message]
2020-11-12 17:20 ` Jason Gunthorpe
2020-11-12 18:25   ` Bart Van Assche
2020-11-12 18:30     ` Jason Gunthorpe

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