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net: can: usb: ems_usb: don't print error when allocating urb fails

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kmalloc will print enough information in case of failure.

Signed-off-by: Wolfram Sang <wsa-dev@sang-engineering.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wolfram Sang 2016-08-11 23:05:20 +02:00 committed by David S. Miller
parent 6176e89c57
commit 87ced2f958
1 changed files with 2 additions and 7 deletions
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9
drivers/net/can/usb/ems_usb.c
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@ -600,7 +600,6 @@ static int ems_usb_start(struct ems_usb *dev)
/* create a URB, and a buffer for it */
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb) {
netdev_err(netdev, "No memory left for URBs\n");
err = -ENOMEM;
break;
}
@ -752,10 +751,8 @@ static netdev_tx_t ems_usb_start_xmit(struct sk_buff *skb, struct net_device *ne
/* create a URB, and a buffer for it, and copy the data to the URB */
urb = usb_alloc_urb(0, GFP_ATOMIC);
if (!urb) {
netdev_err(netdev, "No memory left for URBs\n");
if (!urb)
goto nomem;
}
buf = usb_alloc_coherent(dev->udev, size, GFP_ATOMIC, &urb->transfer_dma);
if (!buf) {
@ -1007,10 +1004,8 @@ static int ems_usb_probe(struct usb_interface *intf,
dev->tx_contexts[i].echo_index = MAX_TX_URBS;
dev->intr_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!dev->intr_urb) {
dev_err(&intf->dev, "Couldn't alloc intr URB\n");
if (!dev->intr_urb)
goto cleanup_candev;
}
dev->intr_in_buffer = kzalloc(INTR_IN_BUFFER_SIZE, GFP_KERNEL);
if (!dev->intr_in_buffer)