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authorWANG Cong <xiyou.wangcong@gmail.com>2007-10-16 01:27:47 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 09:43:10 -0700
commitcd58310d775fc10cc820b27c10f619187b8c4133 (patch)
treec8478f1ace7eca09fc19ad1f93bba5226cd45d8b /Documentation/spi
parent328329a7bda52a8ed413cd485211463581f7abab (diff)
downloadlinux-linaro-stable-cd58310d775fc10cc820b27c10f619187b8c4133.tar.gz
Documentation/spi/spidev_test.c: constify some variables
Constify two char pointers and a struct in Documentation/spi/spidev_test.c. Acked-by: David Brownell <dbrownell@users.sourceforge.net> Cc: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation/spi')
-rw-r--r--Documentation/spi/spidev_test.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/spi/spidev_test.c b/Documentation/spi/spidev_test.c
index 218e86215297..cf0e3ce0d526 100644
--- a/Documentation/spi/spidev_test.c
+++ b/Documentation/spi/spidev_test.c
@@ -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' },