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authorJiri Slaby <jslaby@suse.cz>2013-01-03 15:53:06 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-01-15 22:30:15 -0800
commit2e124b4a390ca85325fae75764bef92f0547fa25 (patch)
tree5519fbcdbe954e79b271ea6d31ac5a4dc754c4f5 /drivers/tty/serial/mpc52xx_uart.c
parentd6c53c0e9bd0a83f9f9ddbc9fd80141a54d83896 (diff)
TTY: switch tty_flip_buffer_push
Now, we start converting tty buffer functions to actually use tty_port. This will allow us to get rid of the need of tty in many call sites. Only tty_port will needed and hence no more tty_port_tty_get in those paths. Now, the one where most of tty_port_tty_get gets removed: tty_flip_buffer_push. IOW we also closed all the races in drivers not using tty_port_tty_get at all yet. Also we move tty_flip_buffer_push declaration from include/linux/tty.h to include/linux/tty_flip.h to all others while we are changing it anyway. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/mpc52xx_uart.c')
-rw-r--r--drivers/tty/serial/mpc52xx_uart.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/tty/serial/mpc52xx_uart.c b/drivers/tty/serial/mpc52xx_uart.c
index 0145aeb7721..c0e1fad51be 100644
--- a/drivers/tty/serial/mpc52xx_uart.c
+++ b/drivers/tty/serial/mpc52xx_uart.c
@@ -942,7 +942,6 @@ static inline int
mpc52xx_uart_int_rx_chars(struct uart_port *port)
{
struct tty_port *tport = &port->state->port;
- struct tty_struct *tty = tport->tty;
unsigned char ch, flag;
unsigned short status;
@@ -1000,7 +999,7 @@ mpc52xx_uart_int_rx_chars(struct uart_port *port)
}
spin_unlock(&port->lock);
- tty_flip_buffer_push(tty);
+ tty_flip_buffer_push(tport);
spin_lock(&port->lock);
return psc_ops->raw_rx_rdy(port);