altos: Bounds check Skytraq GPS tracking data array

[fw/altos] / src / ao_gps_test.c

diff --git a/src/ao_gps_test.c b/src/ao_gps_test.c
index cdcc6f4c375ce0fbb14eb454f2c2f235810ae3bb..edb513047fda7aea4eeb8db808b4eb03df9ee473 100644 (file)
--- a/src/ao_gps_test.c
+++ b/src/ao_gps_test.c
@@ -62,9 +62,11 @@ 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