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authorPeter Hurley <peter@hurleysoftware.com>2016-04-09 17:06:48 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-04-30 09:26:55 -0700
commit18900ca65a8553edc608b6c9d518eb31e6c09ba1 (patch)
tree6712f933f9145ce4ad365388817266c0c9ebac68 /drivers/tty/synclink.c
parent1aabf523a288b09d660992c22e307110c70f746d (diff)
downloadlinux-18900ca65a8553edc608b6c9d518eb31e6c09ba1.tar.gz
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/synclink.c')
-rw-r--r--drivers/tty/synclink.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/synclink.c b/drivers/tty/synclink.c
index f5476e270734..8b2277223ee7 100644
--- a/drivers/tty/synclink.c
+++ b/drivers/tty/synclink.c
@@ -2972,7 +2972,7 @@ static int mgsl_ioctl(struct tty_struct *tty,
 
 	if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) &&
 	    (cmd != TIOCMIWAIT)) {
-		if (tty->flags & (1 << TTY_IO_ERROR))
+		if (tty_io_error(tty))
 		    return -EIO;
 	}
 
@@ -3270,7 +3270,7 @@ static int block_til_ready(struct tty_struct *tty, struct file * filp,
 		printk("%s(%d):block_til_ready on %s\n",
 			 __FILE__,__LINE__, tty->driver->name );
 
-	if (filp->f_flags & O_NONBLOCK || tty->flags & (1 << TTY_IO_ERROR)){
+	if (filp->f_flags & O_NONBLOCK || tty_io_error(tty)) {
 		/* nonblock mode is set or port is not enabled */
 		port->flags |= ASYNC_NORMAL_ACTIVE;
 		return 0;