if (retval)
goto sg_put;
+ retval = scsi_autopm_get_device(sdp->device);
+ if (retval)
+ goto sdp_put;
+
if (!((flags & O_NONBLOCK) ||
scsi_block_when_processing_errors(sdp->device))) {
retval = -ENXIO;
}
retval = 0;
error_out:
- if (retval)
+ if (retval) {
+ scsi_autopm_put_device(sdp->device);
+sdp_put:
scsi_device_put(sdp->device);
+ }
sg_put:
if (sdp)
sg_put_dev(sdp);
sdp->exclude = 0;
wake_up_interruptible(&sdp->o_excl_wait);
+ scsi_autopm_put_device(sdp->device);
kref_put(&sfp->f_ref, sg_remove_sfp);
return 0;
}
return k; /* probably out of space --> ENOMEM */
}
if (sdp->detached) {
+ if (srp->bio)
+ blk_end_request_all(srp->rq, -EIO);
sg_finish_rem_req(srp);
return -ENODEV;
}
}
static int
-sg_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd_in, unsigned long arg)
+sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg)
{
void __user *p = (void __user *)arg;
int __user *ip = p;
}
}
+static long
+sg_unlocked_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg)
+{
+ int ret;
+
+ lock_kernel();
+ ret = sg_ioctl(filp, cmd_in, arg);
+ unlock_kernel();
+
+ return ret;
+}
+
#ifdef CONFIG_COMPAT
static long sg_compat_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg)
{
.read = sg_read,
.write = sg_write,
.poll = sg_poll,
- .ioctl = sg_ioctl,
+ .unlocked_ioctl = sg_unlocked_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = sg_compat_ioctl,
#endif