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authorAlan Cox <alan@lxorguk.ukuu.org.uk>2008-05-23 11:57:41 +0100
committerStefan Richter <stefanr@s5r6.in-berlin.de>2008-07-14 13:06:02 +0200
commit3aea50a379ed152bcb86b24b65a4cb59be82446f (patch)
tree910ad6bfae5f5f2240da3511d9db8411b7ece6e3
parent055a7da0bb7b14f2f5009bf1c486a6e965e1e7ac (diff)
ieee1394: raw1394: Push the BKL down into the driver ioctls
Actually in this case wrap the function for now. Signed-off-by: Alan Cox <alan@redhat.com> Added raw1394_compat_ioctl hunk. Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
-rw-r--r--drivers/ieee1394/raw1394.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/ieee1394/raw1394.c b/drivers/ieee1394/raw1394.c
index ec2a0adbedb..96f2847b040 100644
--- a/drivers/ieee1394/raw1394.c
+++ b/drivers/ieee1394/raw1394.c
@@ -2549,8 +2549,8 @@ static int raw1394_mmap(struct file *file, struct vm_area_struct *vma)
}
/* ioctl is only used for rawiso operations */
-static int raw1394_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static long do_raw1394_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
{
struct file_info *fi = file->private_data;
void __user *argp = (void __user *)arg;
@@ -2656,6 +2656,16 @@ static int raw1394_ioctl(struct inode *inode, struct file *file,
return -EINVAL;
}
+static long raw1394_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ long ret;
+ lock_kernel();
+ ret = do_raw1394_ioctl(file, cmd, arg);
+ unlock_kernel();
+ return ret;
+}
+
#ifdef CONFIG_COMPAT
struct raw1394_iso_packets32 {
__u32 n_packets;
@@ -2690,7 +2700,7 @@ static long raw1394_iso_xmit_recv_packets32(struct file *file, unsigned int cmd,
!copy_from_user(&infos32, &arg->infos, sizeof infos32)) {
infos = compat_ptr(infos32);
if (!copy_to_user(&dst->infos, &infos, sizeof infos))
- err = raw1394_ioctl(NULL, file, cmd, (unsigned long)dst);
+ err = do_raw1394_ioctl(file, cmd, (unsigned long)dst);
}
return err;
}
@@ -2731,7 +2741,7 @@ static long raw1394_compat_ioctl(struct file *file,
case RAW1394_IOC_ISO_GET_STATUS:
case RAW1394_IOC_ISO_SHUTDOWN:
case RAW1394_IOC_ISO_QUEUE_ACTIVITY:
- err = raw1394_ioctl(NULL, file, cmd, arg);
+ err = do_raw1394_ioctl(file, cmd, arg);
break;
/* These request have different format. */
case RAW1394_IOC_ISO_RECV_PACKETS32:
@@ -2984,7 +2994,7 @@ static const struct file_operations raw1394_fops = {
.read = raw1394_read,
.write = raw1394_write,
.mmap = raw1394_mmap,
- .ioctl = raw1394_ioctl,
+ .unlocked_ioctl = raw1394_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = raw1394_compat_ioctl,
#endif