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AP_Beacon: fix potential out-of-bounds write to beacon_state

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uncovered by covarity and wickedshell
This commit is contained in:
Randy Mackay 2016-12-05 17:19:01 +09:00
parent d4d35bdcbd
commit 9fc0bc19e7
1 changed files with 2 additions and 2 deletions
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4
libraries/AP_Beacon/AP_Beacon_Backend.cpp
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@ -38,7 +38,7 @@ void AP_Beacon_Backend::set_vehicle_position(const Vector3f& pos, float accuracy
void AP_Beacon_Backend::set_beacon_distance(uint8_t beacon_instance, float distance) void AP_Beacon_Backend::set_beacon_distance(uint8_t beacon_instance, float distance)
{ {
// sanity check instance // sanity check instance
if (beacon_instance > AP_BEACON_MAX_BEACONS) { if (beacon_instance >= AP_BEACON_MAX_BEACONS) {
return; return;
} }
@ -57,7 +57,7 @@ void AP_Beacon_Backend::set_beacon_distance(uint8_t beacon_instance, float dista
void AP_Beacon_Backend::set_beacon_position(uint8_t beacon_instance, const Vector3f& pos) void AP_Beacon_Backend::set_beacon_position(uint8_t beacon_instance, const Vector3f& pos)
{ {
// sanity check instance // sanity check instance
if (beacon_instance > AP_BEACON_MAX_BEACONS) { if (beacon_instance >= AP_BEACON_MAX_BEACONS) {
return; return;
} }