diff options
Diffstat (limited to 'drivers/tty/n_hdlc.c')
| -rw-r--r-- | drivers/tty/n_hdlc.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/tty/n_hdlc.c b/drivers/tty/n_hdlc.c index dabb391909aa..4164414d4c64 100644 --- a/drivers/tty/n_hdlc.c +++ b/drivers/tty/n_hdlc.c @@ -573,7 +573,7 @@ static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file, return -EIO; /* verify user access to buffer */ - if (!access_ok(VERIFY_WRITE, buf, nr)) { + if (!access_ok(buf, nr)) { printk(KERN_WARNING "%s(%d) n_hdlc_tty_read() can't verify user " "buffer\n", __FILE__, __LINE__); return -EFAULT; @@ -612,7 +612,7 @@ static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file, } /* no data */ - if (file->f_flags & O_NONBLOCK) { + if (tty_io_nonblock(tty, file)) { ret = -EAGAIN; break; } @@ -679,7 +679,7 @@ static ssize_t n_hdlc_tty_write(struct tty_struct *tty, struct file *file, if (tbuf) break; - if (file->f_flags & O_NONBLOCK) { + if (tty_io_nonblock(tty, file)) { error = -EAGAIN; break; } |