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fix(driver_dac): fix GCC 14 analyzer warnings

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error: check of 's_ddp' for NULL after already dereferencing it
This commit is contained in:
Alexey Lapshin 2024-09-04 11:09:02 +07:00
parent 1370511dff
commit d529da25c4
2 changed files with 11 additions and 8 deletions
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18
components/esp_driver_dac/esp32/dac_dma.c
View File

@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2019-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2019-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -149,17 +149,19 @@ err:
esp_err_t dac_dma_periph_deinit(void)
{
if (!s_ddp) {
return ESP_OK;
}
ESP_RETURN_ON_FALSE(s_ddp->intr_handle == NULL, ESP_ERR_INVALID_STATE, TAG, "The interrupt is not deregistered yet");
ESP_RETURN_ON_ERROR(i2s_platform_release_occupation(I2S_CTLR_HP, DAC_DMA_PERIPH_I2S_NUM), TAG, "Failed to release DAC DMA peripheral");
i2s_ll_enable_intr(s_ddp->periph_dev, I2S_LL_EVENT_TX_EOF | I2S_LL_EVENT_TX_TEOF, false);
if (s_ddp) {
if (s_ddp->use_apll) {
periph_rtc_apll_release();
s_ddp->use_apll = false;
}
free(s_ddp);
s_ddp = NULL;
if (s_ddp->use_apll) {
periph_rtc_apll_release();
s_ddp->use_apll = false;
}
free(s_ddp);
s_ddp = NULL;
return ESP_OK;
}

1
components/esp_driver_dac/esp32s2/dac_dma.c
View File

@ -158,6 +158,7 @@ err:
esp_err_t dac_dma_periph_deinit(void)
{
ESP_RETURN_ON_FALSE(s_ddp != NULL, ESP_ERR_INVALID_STATE, TAG, "DAC DMA peripheral is not initialized");
ESP_RETURN_ON_FALSE(s_ddp->intr_handle == NULL, ESP_ERR_INVALID_STATE, TAG, "The interrupt is not deregistered yet");
if (s_ddp->dma_chan) {
ESP_RETURN_ON_ERROR(spicommon_dma_chan_free(s_ddp->spi_dma_ctx), TAG, "Failed to free dma peripheral channel");