linux-kernel - [PATCH] slimbus: core: use put

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Message-Id: <9d7f5ca30baa3a336b145a96a631a8c093f54d8b.1520418001.git.arvind.yadav.cs@gmail.com>
Date:   Wed,  7 Mar 2018 15:52:38 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     srinivas.kandagatla@...aro.org, broonie@...nel.org,
        gregkh@...uxfoundation.org
Cc:     linux-kernel@...r.kernel.org, alsa-devel@...a-project.org
Subject: [PATCH] slimbus: core: 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/slimbus/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/slimbus/core.c b/drivers/slimbus/core.c
index 4988a8f..7ddfc67 100644
--- a/drivers/slimbus/core.c
+++ b/drivers/slimbus/core.c
@@ -141,7 +141,7 @@ static struct slim_device *slim_alloc_device(struct slim_controller *ctrl,
 	sbdev->e_addr = *eaddr;
 	ret = slim_add_device(ctrl, sbdev, node);
 	if (ret) {
-		kfree(sbdev);
+		put_device(&sbdev->dev);
 		return NULL;
 	}
 
-- 
1.9.1