From: Ding Xiang <dingxiang@cmss.chinamobile.com>
Date: Thu, 30 Aug 2018 09:31:18 +0000 (+0800)
Subject: usb: misc: fix obsolete function
X-Git-Tag: v4.20-rc1~109^2~107
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9d20bca54b6a92dff75e85dce29b202847b48232;p=thirdparty%2Fkernel%2Flinux.git

usb: misc: fix obsolete function

simple_strtoul is obsolete, and use kstrtoint instead

Signed-off-by: Ding Xiang <dingxiang@cmss.chinamobile.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/usb/misc/trancevibrator.c b/drivers/usb/misc/trancevibrator.c
index b3e1f553954a4..ac357ce2d1a66 100644
--- a/drivers/usb/misc/trancevibrator.c
+++ b/drivers/usb/misc/trancevibrator.c
@@ -46,7 +46,9 @@ static ssize_t speed_store(struct device *dev, struct device_attribute *attr,
 	struct trancevibrator *tv = usb_get_intfdata(intf);
 	int temp, retval, old;
 
-	temp = simple_strtoul(buf, NULL, 10);
+	retval = kstrtoint(buf, 10, &temp);
+	if (retval)
+		return retval;
 	if (temp > 255)
 		temp = 255;
 	else if (temp < 0)