drivers: net: usb: Remove unnecessary alloc/OOM messages

alloc failures already get standardized OOM
messages and a dump_stack.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/usb/ax88172a.c

@@ -117,7 +117,6 @@ static int ax88172a_init_mdio(struct usbnet *dev)
 
 	priv->mdio->irq = kzalloc(sizeof(int) * PHY_MAX_ADDR, GFP_KERNEL);
 	if (!priv->mdio->irq) {
-		netdev_err(dev->net, "Could not allocate mdio->irq\n");
 		ret = -ENOMEM;
 		goto mfree;
 	}
@@ -236,10 +235,9 @@ static int ax88172a_bind(struct usbnet *dev, struct usb_interface *intf)
 	usbnet_get_endpoints(dev, intf);
 
 	priv = kzalloc(sizeof(*priv), GFP_KERNEL);
-	if (!priv) {
-		netdev_err(dev->net, "Could not allocate memory for private data\n");
+	if (!priv)
 		return -ENOMEM;
-	}
+
 	dev->driver_priv = priv;
 
 	/* Get the MAC address */

drivers/net/usb/hso.c

@@ -2317,10 +2317,8 @@ static int hso_serial_common_create(struct hso_serial *serial, int num_urbs,
 		serial->rx_urb[i]->transfer_buffer_length = 0;
 		serial->rx_data[i] = kzalloc(serial->rx_data_length,
 					     GFP_KERNEL);
-		if (!serial->rx_data[i]) {
-			dev_err(dev, "%s - Out of memory\n", __func__);
+		if (!serial->rx_data[i])
 			goto exit;
-		}
 	}
 
 	/* TX, allocate urb and initialize */
@@ -2336,15 +2334,12 @@ static int hso_serial_common_create(struct hso_serial *serial, int num_urbs,
 	serial->tx_buffer_count = 0;
 	serial->tx_data_length = tx_size;
 	serial->tx_data = kzalloc(serial->tx_data_length, GFP_KERNEL);
-	if (!serial->tx_data) {
-		dev_err(dev, "%s - Out of memory\n", __func__);
+	if (!serial->tx_data)
 		goto exit;
-	}
+
 	serial->tx_buffer = kzalloc(serial->tx_data_length, GFP_KERNEL);
-	if (!serial->tx_buffer) {
-		dev_err(dev, "%s - Out of memory\n", __func__);
+	if (!serial->tx_buffer)
 		goto exit;
-	}
 
 	return 0;
 exit:
@@ -2580,10 +2575,8 @@ static struct hso_device *hso_create_net_device(struct usb_interface *interface,
 		}
 		hso_net->mux_bulk_rx_buf_pool[i] = kzalloc(MUX_BULK_RX_BUF_SIZE,
 							   GFP_KERNEL);
-		if (!hso_net->mux_bulk_rx_buf_pool[i]) {
-			dev_err(&interface->dev, "Could not allocate rx buf\n");
+		if (!hso_net->mux_bulk_rx_buf_pool[i])
 			goto exit;
-		}
 	}
 	hso_net->mux_bulk_tx_urb = usb_alloc_urb(0, GFP_KERNEL);
 	if (!hso_net->mux_bulk_tx_urb) {
@@ -2591,10 +2584,8 @@ static struct hso_device *hso_create_net_device(struct usb_interface *interface,
 		goto exit;
 	}
 	hso_net->mux_bulk_tx_buf = kzalloc(MUX_BULK_TX_BUF_SIZE, GFP_KERNEL);
-	if (!hso_net->mux_bulk_tx_buf) {
-		dev_err(&interface->dev, "Could not allocate tx buf\n");
+	if (!hso_net->mux_bulk_tx_buf)
 		goto exit;
-	}
 
 	add_net_device(hso_dev);
 
@@ -2818,10 +2809,8 @@ struct hso_shared_int *hso_create_shared_int(struct usb_interface *interface)
 	mux->shared_intr_buf =
 		kzalloc(le16_to_cpu(mux->intr_endp->wMaxPacketSize),
 			GFP_KERNEL);
-	if (!mux->shared_intr_buf) {
-		dev_err(&interface->dev, "Could not allocate intr buf?\n");
+	if (!mux->shared_intr_buf)
 		goto exit;
-	}
 
 	mutex_init(&mux->shared_int_lock);
 

drivers/net/usb/sierra_net.c

@@ -459,11 +459,9 @@ static void sierra_net_kevent(struct work_struct *work)
 
 		/* Query the modem for the LSI message */
 		buf = kzalloc(SIERRA_NET_USBCTL_BUF_LEN, GFP_KERNEL);
-		if (!buf) {
-			netdev_err(dev->net,
-				"failed to allocate buf for LS msg\n");
+		if (!buf)
 			return;
-		}
+
 		ifnum = priv->ifnum;
 		len = usb_control_msg(dev->udev, usb_rcvctrlpipe(dev->udev, 0),
 				USB_CDC_GET_ENCAPSULATED_RESPONSE,
@@ -686,10 +684,8 @@ static int sierra_net_bind(struct usbnet *dev, struct usb_interface *intf)
 	}
 	/* Initialize sierra private data */
 	priv = kzalloc(sizeof *priv, GFP_KERNEL);
-	if (!priv) {
-		dev_err(&dev->udev->dev, "No memory");
+	if (!priv)
 		return -ENOMEM;
-	}
 
 	priv->usbnet = dev;
 	priv->ifnum = ifacenum;

drivers/net/usb/smsc75xx.c

@@ -1393,13 +1393,11 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf)
 	}
 
 	dev->data[0] = (unsigned long)kzalloc(sizeof(struct smsc75xx_priv),
-		GFP_KERNEL);
+					      GFP_KERNEL);
 
 	pdata = (struct smsc75xx_priv *)(dev->data[0]);
-	if (!pdata) {
-		netdev_warn(dev->net, "Unable to allocate smsc75xx_priv\n");
+	if (!pdata)
 		return -ENOMEM;
-	}
 
 	pdata->dev = dev;
 

drivers/net/usb/smsc95xx.c

@@ -1116,13 +1116,11 @@ static int smsc95xx_bind(struct usbnet *dev, struct usb_interface *intf)
 	}
 
 	dev->data[0] = (unsigned long)kzalloc(sizeof(struct smsc95xx_priv),
-		GFP_KERNEL);
+					      GFP_KERNEL);
 
 	pdata = (struct smsc95xx_priv *)(dev->data[0]);
-	if (!pdata) {
-		netdev_warn(dev->net, "Unable to allocate struct smsc95xx_priv\n");
+	if (!pdata)
 		return -ENOMEM;
-	}
 
 	spin_lock_init(&pdata->mac_cr_lock);
 

drivers/net/usb/usbnet.c

@@ -1790,11 +1790,8 @@ int usbnet_write_cmd_async(struct usbnet *dev, u8 cmd, u8 reqtype,
 	}
 
 	req = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC);
-	if (!req) {
-		netdev_err(dev->net, "Failed to allocate memory for %s\n",
-			   __func__);
+	if (!req)
 		goto fail_free_buf;
-	}
 
 	req->bRequestType = reqtype;
 	req->bRequest = cmd;