3 files changed, 6 insertions, 4 deletions
diff --git a/drivers.c b/drivers.c
index 5834bced..0ce47e8d 100644
--- a/drivers.c
+++ b/drivers.c
@@ -1251,6 +1251,7 @@ static bool aivdm_decode(const char *buf, size_t buflen,
 		     "ignoring bogus AIS channel '12'.\n");
 	    return false;
 	}
+	/* fall through */
     case 'A':
 	ais_context = &session->driver.aivdm.context[0];
 	session->driver.aivdm.ais_channel ='A';
diff --git a/lcdgps.c b/lcdgps.c
index b346951f..910f38da 100644
--- a/lcdgps.c
+++ b/lcdgps.c
@@ -304,6 +304,7 @@ int main(int argc, char *argv[])
 	    default:
 		(void)fprintf(stderr, "Unknown -l argument: %s\n", optarg);
 	    }
+	    break;
 	case 's':
 	    sleep(10);
 	    continue;
diff --git a/test_geoid.c b/test_geoid.c
index 7c349010..8f0480af 100644
--- a/test_geoid.c
+++ b/test_geoid.c
@@ -22,13 +22,13 @@ int main(int argc, char **argv)
     lat = atof(argv[1]);
     lon = atof(argv[2]);
 
-    if (lat > 90. || lat < -90.) {
-	fprintf(stderr, " -90 <= lat=%s(%.f) <= 90 ?\n", argv[1], lat);
+    if (lon > 180.0 || lat < -180.0) {
+	fprintf(stderr, " -180 <= lon=%s(%.f) <= 180 ?\n", argv[2], lon);
 	return 1;
     }
 
-    if (lon > 180. || lat < -180.) {
-	fprintf(stderr, " -180 <= lon=%s(%.f) <= 180 ?\n", argv[2], lon);
+    if (lat > 90.0 || lat < -90.0) {
+	fprintf(stderr, " -90 <= lat=%s(%.f) <= 90 ?\n", argv[1], lat);
 	return 1;
     }