linux-kernel - [PATCH] ntb_transport: use put

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Message-Id: <6717325ea580df9a0294db6f83fd72a5db3daad9.1520591515.git.arvind.yadav.cs@gmail.com>
Date:   Fri,  9 Mar 2018 16:03:24 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     jdmason@...zu.us, dave.jiang@...el.com, allenbh@...il.com
Cc:     linux-kernel@...r.kernel.org, linux-ntb@...glegroups.com
Subject: [PATCH] ntb_transport: use put_device() instead of kfree()

Never directly free @dev after calling device_register(), even
if it returned an error! Always use put_device() to give up the
reference initialized.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 drivers/ntb/ntb_transport.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c
index 9878c48..8182a3a 100644
--- a/drivers/ntb/ntb_transport.c
+++ b/drivers/ntb/ntb_transport.c
@@ -393,7 +393,7 @@ int ntb_transport_register_client_dev(char *device_name)
 
 		rc = device_register(dev);
 		if (rc) {
-			kfree(client_dev);
+			put_device(dev);
 			goto err;
 		}
 
-- 
1.9.1