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Commit edb20c7a authored by Fabian Frederick's avatar Fabian Frederick Committed by Greg Kroah-Hartman
Browse files

tty: use container_of to resolve uart_pmac_port from uart_port 



Use container_of instead of casting first structure member.

Signed-off-by: default avatarFabian Frederick <fabf@skynet.be>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a15ad348

drivers/tty/serial/pmac_zilog.c

+6 −3
Original line number Diff line number Diff line
@@ -1352,7 +1352,8 @@ static int pmz_verify_port(struct uart_port *port, struct serial_struct *ser) 


static int pmz_poll_get_char(struct uart_port *port)

{

	struct uart_pmac_port *uap = (struct uart_pmac_port *)port;

	struct uart_pmac_port *uap =

		container_of(port, struct uart_pmac_port, port);

	int tries = 2;



	while (tries) {
@@ -1367,7 +1368,8 @@ static int pmz_poll_get_char(struct uart_port *port) 


static void pmz_poll_put_char(struct uart_port *port, unsigned char c)

{

	struct uart_pmac_port *uap = (struct uart_pmac_port *)port;

	struct uart_pmac_port *uap =

		container_of(port, struct uart_pmac_port, port);



	/* Wait for the transmit buffer to empty. */

	while ((read_zsreg(uap, R0) & Tx_BUF_EMP) == 0)
@@ -1954,7 +1956,8 @@ static void __exit exit_pmz(void) 


static void pmz_console_putchar(struct uart_port *port, int ch)

{

	struct uart_pmac_port *uap = (struct uart_pmac_port *)port;

	struct uart_pmac_port *uap =

		container_of(port, struct uart_pmac_port, port);



	/* Wait for the transmit buffer to empty. */

	while ((read_zsreg(uap, R0) & Tx_BUF_EMP) == 0)