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usb: misc: legousbtower: 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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Wolfram Sang 2016-08-11 23:14:41 +02:00 committed by Greg Kroah-Hartman
parent 2d40390337
commit a131f41f5b
1 changed files with 2 additions and 6 deletions
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8
drivers/usb/misc/legousbtower.c
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@ -881,20 +881,16 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device
goto error;
}
dev->interrupt_in_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!dev->interrupt_in_urb) {
dev_err(idev, "Couldn't allocate interrupt_in_urb\n");
if (!dev->interrupt_in_urb)
goto error;
}
dev->interrupt_out_buffer = kmalloc (write_buffer_size, GFP_KERNEL);
if (!dev->interrupt_out_buffer) {
dev_err(idev, "Couldn't allocate interrupt_out_buffer\n");
goto error;
}
dev->interrupt_out_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!dev->interrupt_out_urb) {
dev_err(idev, "Couldn't allocate interrupt_out_urb\n");
if (!dev->interrupt_out_urb)
goto error;
}
dev->interrupt_in_interval = interrupt_in_interval ? interrupt_in_interval : dev->interrupt_in_endpoint->bInterval;
dev->interrupt_out_interval = interrupt_out_interval ? interrupt_out_interval : dev->interrupt_out_endpoint->bInterval;