From 9f69ba86d66297189916ceae401fe0944a207714 Mon Sep 17 00:00:00 2001 From: Greg Ungerer Date: Fri, 1 Feb 2008 17:38:34 +1000 Subject: [PATCH] m68knommu: use container_of in mcf.c Use container_of() instead of assuming local uart struct is first member of uart_port struct. Signed-off-by: Greg Ungerer Signed-off-by: Linus Torvalds --- drivers/serial/mcf.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/drivers/serial/mcf.c b/drivers/serial/mcf.c index a7d4360..051fcc2 100644 --- a/drivers/serial/mcf.c +++ b/drivers/serial/mcf.c @@ -69,7 +69,7 @@ static unsigned int mcf_tx_empty(struct uart_port *port) static unsigned int mcf_get_mctrl(struct uart_port *port) { - struct mcf_uart *pp = (struct mcf_uart *) port; + struct mcf_uart *pp = container_of(port, struct mcf_uart, port); unsigned long flags; unsigned int sigs; @@ -87,7 +87,7 @@ static unsigned int mcf_get_mctrl(struct uart_port *port) static void mcf_set_mctrl(struct uart_port *port, unsigned int sigs) { - struct mcf_uart *pp = (struct mcf_uart *) port; + struct mcf_uart *pp = container_of(port, struct mcf_uart, port); unsigned long flags; spin_lock_irqsave(&port->lock, flags); @@ -104,7 +104,7 @@ static void mcf_set_mctrl(struct uart_port *port, unsigned int sigs) static void mcf_start_tx(struct uart_port *port) { - struct mcf_uart *pp = (struct mcf_uart *) port; + struct mcf_uart *pp = container_of(port, struct mcf_uart, port); unsigned long flags; spin_lock_irqsave(&port->lock, flags); @@ -117,7 +117,7 @@ static void mcf_start_tx(struct uart_port *port) static void mcf_stop_tx(struct uart_port *port) { - struct mcf_uart *pp = (struct mcf_uart *) port; + struct mcf_uart *pp = container_of(port, struct mcf_uart, port); unsigned long flags; spin_lock_irqsave(&port->lock, flags); @@ -130,7 +130,7 @@ static void mcf_stop_tx(struct uart_port *port) static void mcf_stop_rx(struct uart_port *port) { - struct mcf_uart *pp = (struct mcf_uart *) port; + struct mcf_uart *pp = container_of(port, struct mcf_uart, port); unsigned long flags; spin_lock_irqsave(&port->lock, flags); @@ -163,7 +163,7 @@ static void mcf_enable_ms(struct uart_port *port) static int mcf_startup(struct uart_port *port) { - struct mcf_uart *pp = (struct mcf_uart *) port; + struct mcf_uart *pp = container_of(port, struct mcf_uart, port); unsigned long flags; spin_lock_irqsave(&port->lock, flags); @@ -189,7 +189,7 @@ static int mcf_startup(struct uart_port *port) static void mcf_shutdown(struct uart_port *port) { - struct mcf_uart *pp = (struct mcf_uart *) port; + struct mcf_uart *pp = container_of(port, struct mcf_uart, port); unsigned long flags; spin_lock_irqsave(&port->lock, flags); @@ -273,7 +273,7 @@ static void mcf_set_termios(struct uart_port *port, struct ktermios *termios, static void mcf_rx_chars(struct mcf_uart *pp) { - struct uart_port *port = (struct uart_port *) pp; + struct uart_port *port = &pp->port; unsigned char status, ch, flag; while ((status = readb(port->membase + MCFUART_USR)) & MCFUART_USR_RXREADY) { @@ -319,7 +319,7 @@ static void mcf_rx_chars(struct mcf_uart *pp) static void mcf_tx_chars(struct mcf_uart *pp) { - struct uart_port *port = (struct uart_port *) pp; + struct uart_port *port = &pp->port; struct circ_buf *xmit = &port->info->xmit; if (port->x_char) { @@ -352,7 +352,7 @@ static void mcf_tx_chars(struct mcf_uart *pp) static irqreturn_t mcf_interrupt(int irq, void *data) { struct uart_port *port = data; - struct mcf_uart *pp = (struct mcf_uart *) port; + struct mcf_uart *pp = container_of(port, struct mcf_uart, port); unsigned int isr; isr = readb(port->membase + MCFUART_UISR) & pp->imr; -- 2.7.4