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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Keith Busch <keith.busch@intel.com>,
        Christoph Hellwig <hch@lst.de>, Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.19 110/243] nvme: Free ctrl device name on init failure
Date:   Wed, 11 Dec 2019 16:04:32 +0100
Message-Id: <20191211150346.558585307@linuxfoundation.org>
In-Reply-To: <20191211150339.185439726@linuxfoundation.org>
References: <20191211150339.185439726@linuxfoundation.org>
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From: Keith Busch <keith.busch@intel.com>

[ Upstream commit d6a2b9535d1e52bea269c138614c4801469d10e1 ]

Free the kobject name that was allocated for the controller device on
failure rather than its parent.

Fixes: d22524a4782a9 ("nvme: switch controller refcounting to use struct device")
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/nvme/host/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index c4ff4f079448e..b2d9bd564960a 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -3652,7 +3652,7 @@ int nvme_init_ctrl(struct nvme_ctrl *ctrl, struct device *dev,
 
 	return 0;
 out_free_name:
-	kfree_const(dev->kobj.name);
+	kfree_const(ctrl->device->kobj.name);
 out_release_instance:
 	ida_simple_remove(&nvme_instance_ida, ctrl->instance);
 out:
-- 
2.20.1