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serial: core: Make uart_parse_options take const char* argument

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The pointed string is never modified from within uart_parse_options, so
it should be marked as const in the function prototype.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Paul Cercueil 2017-12-28 14:07:07 +01:00 • committed by Greg Kroah-Hartman
parent b9820a3169
commit 0f646b63a1
2 changed files with 4 additions and 3 deletions
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2
include/linux/serial_core.h
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@ -387,7 +387,7 @@ struct uart_port *uart_get_console(struct uart_port *ports, int nr,
struct console *c);
int uart_parse_earlycon(char *p, unsigned char *iotype, resource_size_t *addr,
char **options);
void uart_parse_options(char *options, int *baud, int *parity, int *bits,
void uart_parse_options(const char *options, int *baud, int *parity, int *bits,
int *flow);
int uart_set_options(struct uart_port *port, struct console *co, int baud,
int parity, int bits, int flow);