altos: Bounds check Skytraq GPS tracking data array

[fw/altos] / src / ao_gps_test_skytraq.c

diff --git a/src/ao_gps_test_skytraq.c b/src/ao_gps_test_skytraq.c
index 7fa10eaaf7bb1818f2e0b1dbed5f1e5097620b6b..4010e09c9e8816db490feab7ab0c6f887ed793b1 100644 (file)
--- a/src/ao_gps_test_skytraq.c
+++ b/src/ao_gps_test_skytraq.c
@@ -63,9 +63,11 @@ struct ao_gps_sat_data {
        uint8_t         c_n_1;
 };
 
+#define AO_MAX_GPS_TRACKING    12
+
 struct ao_gps_tracking_data {
        uint8_t                 channels;
-       struct ao_gps_sat_data  sats[12];
+       struct ao_gps_sat_data  sats[AO_MAX_GPS_TRACKING];
 };
 
 void