diff options
Diffstat (limited to 'drivers/staging/vme/devices/vme_user.c')
| -rw-r--r-- | drivers/staging/vme/devices/vme_user.c | 32 |
1 files changed, 4 insertions, 28 deletions
diff --git a/drivers/staging/vme/devices/vme_user.c b/drivers/staging/vme/devices/vme_user.c index 920e50addd3e..8b1f53331433 100644 --- a/drivers/staging/vme/devices/vme_user.c +++ b/drivers/staging/vme/devices/vme_user.c @@ -410,41 +410,19 @@ static ssize_t vme_user_write(struct file *file, const char __user *buf, static loff_t vme_user_llseek(struct file *file, loff_t off, int whence) { - loff_t absolute = -1; unsigned int minor = MINOR(file_inode(file)->i_rdev); size_t image_size; + loff_t res; if (minor == CONTROL_MINOR) return -EINVAL; mutex_lock(&image[minor].mutex); image_size = vme_get_size(image[minor].resource); - - switch (whence) { - case SEEK_SET: - absolute = off; - break; - case SEEK_CUR: - absolute = file->f_pos + off; - break; - case SEEK_END: - absolute = image_size + off; - break; - default: - mutex_unlock(&image[minor].mutex); - return -EINVAL; - } - - if ((absolute < 0) || (absolute >= image_size)) { - mutex_unlock(&image[minor].mutex); - return -EINVAL; - } - - file->f_pos = absolute; - + res = fixed_size_llseek(file, off, whence, image_size); mutex_unlock(&image[minor].mutex); - return absolute; + return res; } /* @@ -482,11 +460,9 @@ static int vme_user_ioctl(struct inode *inode, struct file *file, return -EFAULT; } - retval = vme_irq_generate(vme_user_bridge, + return vme_irq_generate(vme_user_bridge, irq_req.level, irq_req.statid); - - return retval; } break; case MASTER_MINOR: |