From: Mario Limonciello <mario.limonciello@dell.com>
Date: Mon, 10 Sep 2018 18:01:53 +0000 (-0500)
Subject: platform/x86: alienware-wmi: Correct a memory leak
X-Git-Tag: v4.14.73~36
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=e2d5285b98ef43f55546873d1f58b41fe583f72d;p=users%2Fjedix%2Flinux-maple.git

platform/x86: alienware-wmi: Correct a memory leak

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>
---

diff --git a/drivers/platform/x86/alienware-wmi.c b/drivers/platform/x86/alienware-wmi.c
index 4eb8e1a472b2..e335b18da20f 100644
--- a/drivers/platform/x86/alienware-wmi.c
+++ b/drivers/platform/x86/alienware-wmi.c
@@ -519,6 +519,7 @@ static acpi_status alienware_wmax_command(struct wmax_basic_args *in_args,
 		if (obj && obj->type == ACPI_TYPE_INTEGER)
 			*out_data = (u32) obj->integer.value;
 	}
+	kfree(output.pointer);
 	return status;
 
 }