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authorRussell King <rmk+kernel@arm.linux.org.uk>2009-12-06 17:00:33 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-12-06 17:00:33 +0000
commit3d14b5beba35250c548d3851a2b84fce742d8311 (patch)
tree065e3d93c3fcbc5ee4c44fa78662393cddbdf6de /drivers/char/tty_port.c
parent0719dc341389882cc834ed18fc9b7fc6006b2b85 (diff)
parent1bf8e6219552d5dd27012d567ec8c4bb9c2d86b4 (diff)
Merge branch 'sa1100' into devel
Diffstat (limited to 'drivers/char/tty_port.c')
-rw-r--r--drivers/char/tty_port.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/char/tty_port.c b/drivers/char/tty_port.c
index 2e8552dc5ed..c63f3d33914 100644
--- a/drivers/char/tty_port.c
+++ b/drivers/char/tty_port.c
@@ -219,8 +219,11 @@ int tty_port_block_til_ready(struct tty_port *port,
/* if non-blocking mode is set we can pass directly to open unless
the port has just hung up or is in another error state */
- if ((filp->f_flags & O_NONBLOCK) ||
- (tty->flags & (1 << TTY_IO_ERROR))) {
+ if (tty->flags & (1 << TTY_IO_ERROR)) {
+ port->flags |= ASYNC_NORMAL_ACTIVE;
+ return 0;
+ }
+ if (filp->f_flags & O_NONBLOCK) {
/* Indicate we are open */
if (tty->termios->c_cflag & CBAUD)
tty_port_raise_dtr_rts(port);