diff options
Diffstat (limited to 'drivers/staging/comedi/comedi_fops.c')
| -rw-r--r-- | drivers/staging/comedi/comedi_fops.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c index 1c310e790b62..229be419b014 100644 --- a/drivers/staging/comedi/comedi_fops.c +++ b/drivers/staging/comedi/comedi_fops.c @@ -520,7 +520,6 @@ static int do_devconfig_ioctl(struct comedi_device *dev, struct comedi_devconfig __user *arg) { struct comedi_devconfig it; - int ret; if (!capable(CAP_SYS_ADMIN)) return -EPERM; @@ -551,15 +550,8 @@ static int do_devconfig_ioctl(struct comedi_device *dev, /* don't re-use dynamically allocated comedi devices */ return -EBUSY; - ret = comedi_device_attach(dev, &it); - if (ret == 0) { - if (!try_module_get(dev->driver->module)) { - comedi_device_detach(dev); - ret = -ENOSYS; - } - } - - return ret; + /* This increments the driver module count on success. */ + return comedi_device_attach(dev, &it); } /* |