Use jaylink_parse_serial_number()

device_info.c

@@ -126,7 +126,9 @@ int main(int argc, char **argv)
 	use_serial_number = false;
 
 	if (argc > 1) {
-		if (sscanf(argv[1], "%" PRIu32, &serial_number) != 1) {
+		ret = jaylink_parse_serial_number(argv[1], &serial_number);
+
+		if (ret != JAYLINK_OK) {
 			printf("Failed to parse serial number: %s.\n",
 				argv[1]);
 			return EXIT_FAILURE;

efm32_debug_mode.c

@@ -85,7 +85,9 @@ int main(int argc, char **argv)
 	use_serial_number = false;
 
 	if (argc > 2) {
-		if (sscanf(argv[2], "%" PRIu32, &serial_number) != 1) {
+		ret = jaylink_parse_serial_number(argv[2], &serial_number);
+
+		if (ret != JAYLINK_OK) {
 			printf("Failed to parse serial number: %s.\n",
 				argv[2]);
 			return EXIT_FAILURE;