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| author |   Peter Hurley <peter@hurleysoftware.com> | 2016-04-09 17:06:48 -0700 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-04-30 09:26:55 -0700 |
| commit | 18900ca65a8553edc608b6c9d518eb31e6c09ba1 (patch) | |
| tree | 6712f933f9145ce4ad365388817266c0c9ebac68 /drivers/tty/mxser.c | |
| parent | tty: amba-pl011: Use 32-bit accesses for SBSA UART (diff) | |
| download | linux-dev-18900ca65a8553edc608b6c9d518eb31e6c09ba1.tar.xz linux-dev-18900ca65a8553edc608b6c9d518eb31e6c09ba1.zip | |
tty: Replace TTY_IO_ERROR bit tests with tty_io_error()
Abstract TTY_IO_ERROR status test treewide with tty_io_error().
NB: tty->flags uses atomic bit ops; replace non-atomic bit test
with test_bit().
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/mxser.c')
| -rw-r--r-- | drivers/tty/mxser.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c index 2f12bb9f4336..f23c2a101688 100644 --- a/drivers/tty/mxser.c +++ b/drivers/tty/mxser.c @@ -1334,7 +1334,7 @@ static int mxser_tiocmget(struct tty_struct *tty) if (tty->index == MXSER_PORTS) return -ENOIOCTLCMD; - if (test_bit(TTY_IO_ERROR, &tty->flags)) + if (tty_io_error(tty)) return -EIO; control = info->MCR; @@ -1361,7 +1361,7 @@ static int mxser_tiocmset(struct tty_struct *tty, if (tty->index == MXSER_PORTS) return -ENOIOCTLCMD; - if (test_bit(TTY_IO_ERROR, &tty->flags)) + if (tty_io_error(tty)) return -EIO; spin_lock_irqsave(&info->slock, flags); @@ -1715,8 +1715,7 @@ static int mxser_ioctl(struct tty_struct *tty, return 0; } - if (cmd != TIOCGSERIAL && cmd != TIOCMIWAIT && - test_bit(TTY_IO_ERROR, &tty->flags)) + if (cmd != TIOCGSERIAL && cmd != TIOCMIWAIT && tty_io_error(tty)) return -EIO; switch (cmd) { |