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[SERIAL] Make port->ops constant

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No one should write to the port->ops structure, so make it constant.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2006-01-21 22:45:50 +00:00 • committed by Russell King
parent ca74080385
commit ba899dbc03
2 changed files with 3 additions and 3 deletions
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4
drivers/serial/serial_core.c
View file

@ -1870,7 +1870,7 @@ int uart_suspend_port(struct uart_driver *drv, struct uart_port *port)
mutex_lock(&state->mutex); mutex_lock(&state->mutex);
if (state->info && state->info->flags & UIF_INITIALIZED) { if (state->info && state->info->flags & UIF_INITIALIZED) {
struct uart_ops *ops = port->ops; const struct uart_ops *ops = port->ops;
spin_lock_irq(&port->lock); spin_lock_irq(&port->lock);
ops->stop_tx(port); ops->stop_tx(port);
@ -1932,7 +1932,7 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *port)
} }
if (state->info && state->info->flags & UIF_INITIALIZED) { if (state->info && state->info->flags & UIF_INITIALIZED) {
struct uart_ops *ops = port->ops; const struct uart_ops *ops = port->ops;
int ret; int ret;
ops->set_mctrl(port, 0); ops->set_mctrl(port, 0);

2
include/linux/serial_core.h
View file

@ -257,7 +257,7 @@ struct uart_port {
unsigned int mctrl; /* current modem ctrl settings */ unsigned int mctrl; /* current modem ctrl settings */
unsigned int timeout; /* character-based timeout */ unsigned int timeout; /* character-based timeout */
unsigned int type; /* port type */ unsigned int type; /* port type */
struct uart_ops *ops; const struct uart_ops *ops;
unsigned int custom_divisor; unsigned int custom_divisor;
unsigned int line; /* port index */ unsigned int line; /* port index */
unsigned long mapbase; /* for ioremap */ unsigned long mapbase; /* for ioremap */