All kmalloc-based functions print enough information on failures.
Signed-off-by: Wolfram Sang <[email protected]>
---
drivers/usb/misc/legousbtower.c | 16 ++++------------
1 file changed, 4 insertions(+), 12 deletions(-)
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index 52b41fb66792eb..ece9b3c1eaac29 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -817,10 +817,8 @@ static int tower_probe (struct usb_interface *interface,
const struct usb_device
dev = kmalloc (sizeof(struct lego_usb_tower), GFP_KERNEL);
- if (dev == NULL) {
- dev_err(idev, "Out of memory\n");
+ if (!dev)
goto exit;
- }
mutex_init(&dev->lock);
@@ -871,23 +869,17 @@ static int tower_probe (struct usb_interface *interface,
const struct usb_device
}
dev->read_buffer = kmalloc (read_buffer_size, GFP_KERNEL);
- if (!dev->read_buffer) {
- dev_err(idev, "Couldn't allocate read_buffer\n");
+ if (!dev->read_buffer)
goto error;
- }
dev->interrupt_in_buffer = kmalloc
(usb_endpoint_maxp(dev->interrupt_in_endpoint), GFP_KERNEL);
- if (!dev->interrupt_in_buffer) {
- dev_err(idev, "Couldn't allocate interrupt_in_buffer\n");
+ if (!dev->interrupt_in_buffer)
goto error;
- }
dev->interrupt_in_urb = usb_alloc_urb(0, GFP_KERNEL);
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");
+ if (!dev->interrupt_out_buffer)
goto error;
- }
dev->interrupt_out_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!dev->interrupt_out_urb)
goto error;
--
2.9.3
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