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Commit cd58310d authored by WANG Cong's avatar WANG Cong Committed by Linus Torvalds
Browse files

Documentation/spi/spidev_test.c: constify some variables 



Constify two char pointers and a struct in Documentation/spi/spidev_test.c.

Acked-by: default avatarDavid Brownell <dbrownell@users.sourceforge.net>
Cc: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: default avatarWANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 328329a7

Documentation/spi/spidev_test.c

+3 −3
Original line number Diff line number Diff line
@@ -29,7 +29,7 @@ static void pabort(const char *s) 
	abort();

}



static char *device = "/dev/spidev1.1";

static const char *device = "/dev/spidev1.1";

static uint8_t mode;

static uint8_t bits = 8;

static uint32_t speed = 500000;
@@ -69,7 +69,7 @@ static void transfer(int fd) 
	puts("");

}



void print_usage(char *prog)

void print_usage(const char *prog)

{

	printf("Usage: %s [-DsbdlHOLC3]\n", prog);

	puts("  -D --device   device to use (default /dev/spidev1.1)\n"
@@ -88,7 +88,7 @@ void print_usage(char *prog) 
void parse_opts(int argc, char *argv[])

{

	while (1) {

		static struct option lopts[] = {

		static const struct option lopts[] = {

			{ "device",  1, 0, 'D' },

			{ "speed",   1, 0, 's' },

			{ "delay",   1, 0, 'd' },