linux-kernel - [PATCH] RDMA/core: fix missing release in add

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Date:   Mon, 25 May 2020 01:06:56 -0500
From:   wu000273@....edu
To:     dledford@...hat.com
Cc:     jgg@...pe.ca, leon@...nel.org, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org, kjlu@....edu, wu000273@....edu
Subject: [PATCH] RDMA/core: fix missing release in add_port.

From: Qiushi Wu <wu000273@....edu>

In function add_port(), pointer p is not released in error paths.
Fix this issue by adding a kfree(p) into the end of error path.

Signed-off-by: Qiushi Wu <wu000273@....edu>
---
 drivers/infiniband/core/sysfs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index 087682e6969e..04a003378dfc 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -1202,6 +1202,7 @@ static int add_port(struct ib_core_device *coredev, int port_num)
 
 err_put:
 	kobject_put(&p->kobj);
+	kfree(p);
 	return ret;
 }
 
-- 
2.17.1