From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: Fri, 19 Jan 2018 09:06:03 +0000 (+0100)
Subject: ACPI: sbshc: remove raw pointer from printk() message
X-Git-Tag: v4.1.12-124.31.3~793
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=9973154d014f4e69efefcaca31d304cc29429fb8;p=users%2Fjedix%2Flinux-maple.git

ACPI: sbshc: remove raw pointer from printk() message

Orabug: 27501257
CVE: CVE-2018-5750

There's no need to be printing a raw kernel pointer to the kernel log at
every boot.  So just remove it, and change the whole message to use the
correct dev_info() call at the same time.

Reported-by: Wang Qize <wang_qize@venustech.com.cn>
Cc: All applicable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
(cherry picked from commit 43cdd1b716b26f6af16da4e145b6578f98798bf6)

Reviewed-by: Shan Hai <shan.hai@oracle.com>
Signed-off-by: Allen Pais <allen.pais@oracle.com>
Signed-off-by: Brian Maly <brian.maly@oracle.com>
---

diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c
index bf034f8b7c1a..030ab2f543df 100644
--- a/drivers/acpi/sbshc.c
+++ b/drivers/acpi/sbshc.c
@@ -309,8 +309,8 @@ static int acpi_smbus_hc_add(struct acpi_device *device)
 	device->driver_data = hc;
 
 	acpi_ec_add_query_handler(hc->ec, hc->query_bit, NULL, smbus_alarm, hc);
-	printk(KERN_INFO PREFIX "SBS HC: EC = 0x%p, offset = 0x%0x, query_bit = 0x%0x\n",
-		hc->ec, hc->offset, hc->query_bit);
+	dev_info(&device->dev, "SBS HC: offset = 0x%0x, query_bit = 0x%0x\n",
+		 hc->offset, hc->query_bit);
 
 	return 0;
 }