mirror of https://gitee.com/openkylin/linux.git
Bluetooth VHCI: fasync BKL pushdown
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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5d1e3230f4
commit
dbfb2df7e9
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@ -318,18 +318,21 @@ static int vhci_release(struct inode *inode, struct file *file)
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static int vhci_fasync(int fd, struct file *file, int on)
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{
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struct vhci_data *data = file->private_data;
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int err;
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int err = 0;
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lock_kernel();
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err = fasync_helper(fd, file, on, &data->fasync);
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if (err < 0)
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return err;
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goto out;
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if (on)
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data->flags |= VHCI_FASYNC;
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else
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data->flags &= ~VHCI_FASYNC;
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return 0;
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out:
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unlock_kernel();
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return err;
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}
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static const struct file_operations vhci_fops = {
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