* Added basic ioctl() support
* Deepak Saxena (06/07/1999):
* Added software download ioctl (still testing)
- * Auvo Häkkinen (09/10/1999):
+ * Auvo Häkkinen (09/10/1999):
* Changes to i2o_cfg_reply(), ioctl_parms()
* Added ioct_validate()
- * Taneli Vähäkangas (09/30/1999):
+ * Taneli Vähäkangas (09/30/1999):
* Fixed ioctl_swdl()
- * Taneli Vähäkangas (10/04/1999):
+ * Taneli Vähäkangas (10/04/1999):
* Changed ioctl_swdl(), implemented ioctl_swul() and ioctl_swdel()
* Deepak Saxena (11/18/1999):
* Added event managmenet support
if (!tmp)
return -ENOMEM;
+ lock_kernel();
file->private_data = (void *)(i2o_cfg_info_id++);
tmp->fp = file;
tmp->fasync = NULL;
spin_lock_irqsave(&i2o_config_lock, flags);
open_files = tmp;
spin_unlock_irqrestore(&i2o_config_lock, flags);
+ unlock_kernel();
return 0;
}
{
ulong id = (ulong) fp->private_data;
struct i2o_cfg_info *p;
+ int ret = -EBADF;
+ lock_kernel();
for (p = open_files; p; p = p->next)
if (p->q_id == id)
break;
- if (!p)
- return -EBADF;
-
- return fasync_helper(fd, fp, on, &p->fasync);
+ if (p)
+ ret = fasync_helper(fd, fp, on, &p->fasync);
+ unlock_kernel();
+ return ret;
}
static int cfg_release(struct inode *inode, struct file *file)