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| author | Olof Johansson <olof@lixom.net> | 2014-07-20 01:59:07 +0400 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2014-07-20 01:59:07 +0400 |
| commit | 4e9816d012dbc28dc89559261c6ffbf8ffc440dd (patch) | |
| tree | dee9f8b31f3d6d2fb141541da88e1cc1329b017e /drivers/tty/n_tty.c | |
| parent | da98f44f27d81d7fe9a41f69af4fe08c18d13b56 (diff) | |
| parent | 1795cd9b3a91d4b5473c97f491d63892442212ab (diff) | |
| download | linux-4e9816d012dbc28dc89559261c6ffbf8ffc440dd.tar.xz | |
Merge tag 'v3.16-rc5' into next/fixes-non-critical
Linux 3.16-rc5
Diffstat (limited to 'drivers/tty/n_tty.c')
| -rw-r--r-- | drivers/tty/n_tty.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index fe9d129c8735..f44f1ba762c3 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1214,15 +1214,16 @@ static void n_tty_receive_parity_error(struct tty_struct *tty, unsigned char c) { struct n_tty_data *ldata = tty->disc_data; - if (I_IGNPAR(tty)) - return; - if (I_PARMRK(tty)) { - put_tty_queue('\377', ldata); - put_tty_queue('\0', ldata); - put_tty_queue(c, ldata); - } else if (I_INPCK(tty)) - put_tty_queue('\0', ldata); - else + if (I_INPCK(tty)) { + if (I_IGNPAR(tty)) + return; + if (I_PARMRK(tty)) { + put_tty_queue('\377', ldata); + put_tty_queue('\0', ldata); + put_tty_queue(c, ldata); + } else + put_tty_queue('\0', ldata); + } else put_tty_queue(c, ldata); if (waitqueue_active(&tty->read_wait)) wake_up_interruptible(&tty->read_wait); @@ -2041,7 +2042,7 @@ static int canon_copy_from_read_buf(struct tty_struct *tty, if (found) clear_bit(eol, ldata->read_flags); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); ldata->read_tail += c; if (found) { |