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path: root/drivers/isdn/capi/capi.c
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Diffstat (limited to 'drivers/isdn/capi/capi.c')
-rw-r--r--drivers/isdn/capi/capi.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index ee58375..0cabe31 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -787,8 +787,7 @@ capi_poll(struct file *file, poll_table * wait)
}
static int
-capi_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+capi_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
struct capidev *cdev = file->private_data;
capi_ioctl_struct data;
@@ -981,6 +980,18 @@ register_out:
}
}
+static long
+capi_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ int ret;
+
+ lock_kernel();
+ ret = capi_ioctl(file, cmd, arg);
+ unlock_kernel();
+
+ return ret;
+}
+
static int capi_open(struct inode *inode, struct file *file)
{
struct capidev *cdev;
@@ -1026,7 +1037,7 @@ static const struct file_operations capi_fops =
.read = capi_read,
.write = capi_write,
.poll = capi_poll,
- .ioctl = capi_ioctl,
+ .unlocked_ioctl = capi_unlocked_ioctl,
.open = capi_open,
.release = capi_release,
};
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