gpiomon: capitalize 'GPIO' in error message

Stay consistent with other error strings.

Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>

diff --git a/src/tools/gpiomon.c b/src/tools/gpiomon.c
index 10d396d8fe2a34772a5dc3ed2eec099dc5cd870d..afc511b98aed306ada55d182f5a28f78618bf61b 100644 (file)
--- a/src/tools/gpiomon.c
+++ b/src/tools/gpiomon.c
@@ -156,7 +156,7 @@ int main(int argc, char **argv)
                die("gpiochip must be specified");
 
        if (argc < 2)
-               die("gpio line offset must be specified");
+               die("GPIO line offset must be specified");
 
        device = argv[0];
        offset = strtoul(argv[1], &end, 10);