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authorJonathan Corbet <corbet@lwn.net>2008-06-20 00:07:51 +0200
committerJonathan Corbet <corbet@lwn.net>2008-07-02 23:06:28 +0200
commitdbfb2df7e9fbd6e5ab8cd9b94b27767fe311fa0d (patch)
tree91d9db3d9ac2f08b911ac405fc0cc40110cff1be /drivers/bluetooth/hci_vhci.c
parenttty_io: fasync BKL pushdown (diff)
downloadlinux-dbfb2df7e9fbd6e5ab8cd9b94b27767fe311fa0d.tar.xz
linux-dbfb2df7e9fbd6e5ab8cd9b94b27767fe311fa0d.zip
Bluetooth VHCI: fasync BKL pushdown
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'drivers/bluetooth/hci_vhci.c')
-rw-r--r--drivers/bluetooth/hci_vhci.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c
index 7734bc9af3ca..d97700aa54a9 100644
--- a/drivers/bluetooth/hci_vhci.c
+++ b/drivers/bluetooth/hci_vhci.c
@@ -318,18 +318,21 @@ static int vhci_release(struct inode *inode, struct file *file)
static int vhci_fasync(int fd, struct file *file, int on)
{
struct vhci_data *data = file->private_data;
- int err;
+ int err = 0;
+ lock_kernel();
err = fasync_helper(fd, file, on, &data->fasync);
if (err < 0)
- return err;
+ goto out;
if (on)
data->flags |= VHCI_FASYNC;
else
data->flags &= ~VHCI_FASYNC;
- return 0;
+out:
+ unlock_kernel();
+ return err;
}
static const struct file_operations vhci_fops = {