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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,
        Mario Limonciello <mario.limonciello@dell.com>,
        "Darren Hart (VMware)" <dvhart@infradead.org>
Subject: [PATCH 4.14 28/64] platform/x86: alienware-wmi: Correct a memory leak
Date:   Thu, 27 Sep 2018 11:03:45 +0200
Message-Id: <20180927090254.164436987@linuxfoundation.org>
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4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Mario Limonciello <mario.limonciello@dell.com>

commit ff0e9f26288d2daee4950f42b37a3d3d30d36ec1 upstream.

An ACPI buffer that was allocated was not being freed after use.

Signed-off-by: Mario Limonciello <mario.limonciello@dell.com>
Cc: stable@vger.kernel.org
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/platform/x86/alienware-wmi.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/platform/x86/alienware-wmi.c
+++ b/drivers/platform/x86/alienware-wmi.c
@@ -519,6 +519,7 @@ static acpi_status alienware_wmax_comman
 		if (obj && obj->type == ACPI_TYPE_INTEGER)
 			*out_data = (u32) obj->integer.value;
 	}
+	kfree(output.pointer);
 	return status;
 
 }