linux-kernel - [PATCH -next] RDMA/srpt: Fix error return code in srpt_cm_req

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Message-ID: <20210408113132.87250-1-wangwensheng4@huawei.com>
Date:   Thu, 8 Apr 2021 11:31:32 +0000
From:   Wang Wensheng <wangwensheng4@...wei.com>
To:     <bvanassche@....org>, <dledford@...hat.com>, <jgg@...pe.ca>,
        <linux-rdma@...r.kernel.org>, <target-devel@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     <rui.xiang@...wei.com>
Subject: [PATCH -next] RDMA/srpt: Fix error return code in srpt_cm_req_recv()

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: db7683d7deb2 ("IB/srpt: Fix login-related race conditions")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Wang Wensheng <wangwensheng4@...wei.com>
---
 drivers/infiniband/ulp/srpt/ib_srpt.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index 98a393d..ea44780 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -2382,6 +2382,7 @@ static int srpt_cm_req_recv(struct srpt_device *const sdev,
 		pr_info("rejected SRP_LOGIN_REQ because target %s_%d is not enabled\n",
 			dev_name(&sdev->device->dev), port_num);
 		mutex_unlock(&sport->mutex);
+		ret = -EINVAL;
 		goto reject;
 	}
 
-- 
2.9.4