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serial: 8250: Declare base port operations const

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The base port operations dispatch table should never be modified
at runtime; the proper way to override base port operations is
to dup the port operations, modify the copy, and point port->ops
at the copy.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Hurley 2015-02-24 14:25:15 -05:00 committed by Greg Kroah-Hartman
parent 4037539370
commit 72a33aad47
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/serial/8250/8250_core.c
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@ -3053,7 +3053,7 @@ serial8250_type(struct uart_port *port)
return uart_config[type].name;
}
static struct uart_ops serial8250_pops = {
static const struct uart_ops serial8250_pops = {
.tx_empty = serial8250_tx_empty,
.set_mctrl = serial8250_set_mctrl,
.get_mctrl = serial8250_get_mctrl,