From: Wolfram Sang <wsa-dev@sang-engineering.com>
Date: Thu, 25 Aug 2016 17:38:59 +0000 (+0200)
Subject: usb: core: hub: don't print on ENOMEM
X-Git-Tag: v4.14-rc1~2393^2~93
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b74e7062366af5b372b0f8ee5781c5e713ef67ad;p=platform%2Fkernel%2Flinux-rpi.git

usb: core: hub: don't print on ENOMEM

All kmalloc-based functions print enough information on failures.

Signed-off-by: Wolfram Sang <wsa-dev@sang-engineering.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 1d5fc32..b48dc76 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1823,10 +1823,8 @@ descriptor_error:
 	dev_info(&intf->dev, "USB hub found\n");
 
 	hub = kzalloc(sizeof(*hub), GFP_KERNEL);
-	if (!hub) {
-		dev_dbg(&intf->dev, "couldn't kmalloc hub struct\n");
+	if (!hub)
 		return -ENOMEM;
-	}
 
 	kref_init(&hub->kref);
 	hub->intfdev = &intf->dev;
@@ -5337,11 +5335,10 @@ static int descriptors_changed(struct usb_device *udev,
 	}
 
 	buf = kmalloc(len, GFP_NOIO);
-	if (buf == NULL) {
-		dev_err(&udev->dev, "no mem to re-read configs after reset\n");
+	if (!buf)
 		/* assume the worst */
 		return 1;
-	}
+
 	for (index = 0; index < udev->descriptor.bNumConfigurations; index++) {
 		old_length = le16_to_cpu(udev->config[index].desc.wTotalLength);
 		length = usb_get_descriptor(udev, USB_DT_CONFIG, index, buf,