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fix(driver_twai): fixed legacy twai OOB issue when rx dlc larger than 8

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wanckl
2026-07-13 16:44:51 +08:00
parent 8982238192
commit f05afe5722
1 changed files with 2 additions and 1 deletions
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components/driver/twai/twai.c
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@@ -822,7 +822,8 @@ esp_err_t twai_receive_v2(twai_handle_t handle, twai_message_t *message, TickTyp
message->extd = header.ide;
message->rtr = header.rtr;
//Set remaining bytes of data to 0
memset(message->data + message->data_length_code, 0, TWAI_FRAME_MAX_LEN - message->data_length_code);
uint8_t data_length = (header.dlc > TWAI_FRAME_MAX_LEN) ? TWAI_FRAME_MAX_LEN : header.dlc;
memset(message->data + data_length, 0, TWAI_FRAME_MAX_LEN - data_length);
return ESP_OK;
}