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path: root/drivers/usb/misc/cypress_cy7c63.c
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Diffstat (limited to 'drivers/usb/misc/cypress_cy7c63.c')
-rw-r--r--drivers/usb/misc/cypress_cy7c63.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/drivers/usb/misc/cypress_cy7c63.c b/drivers/usb/misc/cypress_cy7c63.c
index 9c46746d5d002..b63b5f34b2aa5 100644
--- a/drivers/usb/misc/cypress_cy7c63.c
+++ b/drivers/usb/misc/cypress_cy7c63.c
@@ -209,7 +209,7 @@ static int cypress_probe(struct usb_interface *interface,
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (dev == NULL) {
dev_err(&interface->dev, "Out of memory!\n");
- goto error;
+ goto error_mem;
}
dev->udev = usb_get_dev(interface_to_usbdev(interface));
@@ -218,15 +218,26 @@ static int cypress_probe(struct usb_interface *interface,
usb_set_intfdata(interface, dev);
/* create device attribute files */
- device_create_file(&interface->dev, &dev_attr_port0);
- device_create_file(&interface->dev, &dev_attr_port1);
+ retval = device_create_file(&interface->dev, &dev_attr_port0);
+ if (retval)
+ goto error;
+ retval = device_create_file(&interface->dev, &dev_attr_port1);
+ if (retval)
+ goto error;
/* let the user know that the device is now attached */
dev_info(&interface->dev,
"Cypress CY7C63xxx device now attached\n");
+ return 0;
- retval = 0;
error:
+ device_remove_file(&interface->dev, &dev_attr_port0);
+ device_remove_file(&interface->dev, &dev_attr_port1);
+ usb_set_intfdata(interface, NULL);
+ usb_put_dev(dev->udev);
+ kfree(dev);
+
+error_mem:
return retval;
}