altos: Save some memory.

[fw/altos] / src / core / ao_config.c

diff --git a/src/core/ao_config.c b/src/core/ao_config.c
index cc580d666ede29b97dce87cccbec54b205719485..e0dabcd9cc60120ac9dfa153bc80c3a9ca433626 100644 (file)
--- a/src/core/ao_config.c
+++ b/src/core/ao_config.c
@@ -78,6 +78,8 @@ ao_config_set_radio(void)
 static void
 _ao_config_get(void)
 {
+       uint8_t minor;
+
        if (ao_config_loaded)
                return;
 #if HAS_EEPROM
@@ -97,37 +99,37 @@ _ao_config_get(void)
                ao_xmemset(&ao_config.callsign, '\0', sizeof (ao_config.callsign));
                ao_xmemcpy(&ao_config.callsign, CODE_TO_XDATA(AO_CONFIG_DEFAULT_CALLSIGN),
                       sizeof(AO_CONFIG_DEFAULT_CALLSIGN) - 1);
-               ao_config_dirty = 1;
        }
-       if (ao_config.minor != AO_CONFIG_MINOR) {
+       minor = ao_config.minor;
+       if (minor != AO_CONFIG_MINOR) {
                /* Fixups for minor version 1 */
-               if (ao_config.minor < 1)
+               if (minor < 1)
                        ao_config.apogee_delay = AO_CONFIG_DEFAULT_APOGEE_DELAY;
                /* Fixups for minor version 2 */
-               if (ao_config.minor < 2) {
+               if (minor < 2) {
                        ao_config.accel_plus_g = 0;
                        ao_config.accel_minus_g = 0;
                }
                /* Fixups for minor version 3 */
 #if HAS_RADIO
-               if (ao_config.minor < 3)
+               if (minor < 3)
                        ao_config.radio_cal = ao_radio_cal;
 #endif
                /* Fixups for minor version 4 */
-               if (ao_config.minor < 4)
+               if (minor < 4)
                        ao_config.flight_log_max = AO_CONFIG_DEFAULT_FLIGHT_LOG_MAX;
                /* Fixupes for minor version 5 */
-               if (ao_config.minor < 5)
+               if (minor < 5)
                        ao_config.ignite_mode = AO_CONFIG_DEFAULT_IGNITE_MODE;
-               if (ao_config.minor < 6)
+               if (minor < 6)
                        ao_config.pad_orientation = AO_CONFIG_DEFAULT_PAD_ORIENTATION;
-               if (ao_config.minor < 8)
+               if (minor < 8)
                        ao_config.radio_enable = TRUE;
-               if (ao_config.minor < 9)
+               if (minor < 9)
                        ao_xmemset(&ao_config.aes_key, '\0', AO_AES_LEN);
-               if (ao_config.minor < 10)
+               if (minor < 10)
                        ao_config.frequency = 434550;
-               if (ao_config.minor < 11)
+               if (minor < 11)
                        ao_config.apogee_lockout = 0;
                ao_config.minor = AO_CONFIG_MINOR;
                ao_config_dirty = 1;