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Merge branch 'fix/apptrace_uart_crash_v5.5' into 'release/v5.5'

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fix(app_trace): prevent possible system crash on uart buffer access (v5.5)

See merge request espressif/esp-idf!43858
This commit is contained in:
Jiang Jiang Jian
2025-12-30 10:29:36 +08:00
parent 2d344bc185 f8c75d15bb
commit b027c4d707
1 changed files with 4 additions and 5 deletions
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components/app_trace/port/port_uart.c
+4 -5
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2017-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2017-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -295,10 +295,9 @@ static esp_err_t esp_apptrace_uart_up_buffer_put(esp_apptrace_uart_data_t *hw_da
static void esp_apptrace_uart_down_buffer_config(esp_apptrace_uart_data_t *hw_data, uint8_t *buf, uint32_t size)
{
hw_data->down_buffer = (uint8_t *)malloc(size);
if (hw_data->down_buffer == NULL){
assert(false && "Failed to allocate apptrace uart down buffer!");
}
assert(buf != NULL && "Down buffer cannot be NULL");
hw_data->down_buffer = buf;
hw_data->down_buffer_size = size;
}