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From:   Ben Hutchings <ben@decadent.org.uk>
To:     linux-kernel@vger.kernel.org, stable@vger.kernel.org
CC:     akpm@linux-foundation.org,
        "Mario Limonciello" <mario.limonciello@dell.com>,
        "Darren Hart (VMware)" <dvhart@infradead.org>
Date:   Sun, 09 Dec 2018 21:50:33 +0000
Message-ID: <lsq.1544392233.498041174@decadent.org.uk>
Subject: [PATCH 3.16 231/328] platform/x86: alienware-wmi: Correct a
 memory leak
In-Reply-To: <lsq.1544392232.713909046@decadent.org.uk>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

3.16.62-rc1 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>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
 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
@@ -447,6 +447,7 @@ static acpi_status alienware_hdmi_comman
 		if (obj && obj->type == ACPI_TYPE_INTEGER)
 			*out_data = (u32) obj->integer.value;
 	}
+	kfree(output.pointer);
 	return status;
 
 }