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Add device group count/index checks

This commit is contained in:
Paul C Diem 2020-10-04 10:11:47 -05:00
parent 284b68b215
commit 7c6d14fb08
1 changed files with 4 additions and 0 deletions
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4
tasmota/support_device_groups.ino
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@ -119,6 +119,7 @@ void DeviceGroupsInit(void)
for (uint32_t relay_index = 0; relay_index < MAX_RELAYS; relay_index++) { for (uint32_t relay_index = 0; relay_index < MAX_RELAYS; relay_index++) {
if (PinUsed(GPIO_REL1, relay_index)) device_group_count = relay_index + 1; if (PinUsed(GPIO_REL1, relay_index)) device_group_count = relay_index + 1;
} }
if (device_group_count > MAX_DEV_GROUP_NAMES) device_group_count = MAX_DEV_GROUP_NAMES;
} }
// Otherwise, set the device group count to 1. // Otherwise, set the device group count to 1.
@ -464,6 +465,9 @@ bool _SendDeviceGroupMessage(uint8_t device_group_index, DevGroupMessageType mes
// If device groups is not up, ignore this request. // If device groups is not up, ignore this request.
if (!device_groups_up) return 1; if (!device_groups_up) return 1;
// If the device group index is higher then the number of device groups, ignore this request.
if (device_group_index >= device_group_count) return 0;
// If we're currently processing a remote device message, ignore this request. // If we're currently processing a remote device message, ignore this request.
if (ignore_dgr_sends && message_type != DGR_MSGTYPE_UPDATE_COMMAND) return 0; if (ignore_dgr_sends && message_type != DGR_MSGTYPE_UPDATE_COMMAND) return 0;