if (!(file->f_mode & FMODE_READ))
return -EBADF;
- if (!file->f_op->read && !file->f_op->aio_read)
+ if (!(file->f_mode & FMODE_CAN_READ))
return -EINVAL;
if (unlikely(!access_ok(VERIFY_WRITE, buf, count)))
return -EFAULT;
const char __user *p;
ssize_t ret;
- if (!file->f_op->write && !file->f_op->aio_write)
+ if (!(file->f_mode & FMODE_CAN_WRITE))
return -EINVAL;
old_fs = get_fs();
if (!(file->f_mode & FMODE_WRITE))
return -EBADF;
- if (!file->f_op->write && !file->f_op->aio_write)
+ if (!(file->f_mode & FMODE_CAN_WRITE))
return -EINVAL;
if (unlikely(!access_ok(VERIFY_READ, buf, count)))
return -EFAULT;
{
if (!(file->f_mode & FMODE_READ))
return -EBADF;
- if (!file->f_op->aio_read && !file->f_op->read)
+ if (!(file->f_mode & FMODE_CAN_READ))
return -EINVAL;
return do_readv_writev(READ, file, vec, vlen, pos);
{
if (!(file->f_mode & FMODE_WRITE))
return -EBADF;
- if (!file->f_op->aio_write && !file->f_op->write)
+ if (!(file->f_mode & FMODE_CAN_WRITE))
return -EINVAL;
return do_readv_writev(WRITE, file, vec, vlen, pos);
goto out;
ret = -EINVAL;
- if (!file->f_op->aio_read && !file->f_op->read)
+ if (!(file->f_mode & FMODE_CAN_READ))
goto out;
ret = compat_do_readv_writev(READ, file, vec, vlen, pos);
goto out;
ret = -EINVAL;
- if (!file->f_op->aio_write && !file->f_op->write)
+ if (!(file->f_mode & FMODE_CAN_WRITE))
goto out;
ret = compat_do_readv_writev(WRITE, file, vec, vlen, pos);