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Merge branch 'bugfix/secure_boot_v2_had_zeros_blk2_after_en' into 'release/v4.2'

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secure_boot_v2: Fix case when BLOCK2 is left blank

See merge request espressif/esp-idf!13243
This commit is contained in:
Angus Gratton 2021-04-21 01:15:40 +00:00
commit 82801321e8
1 changed files with 1 additions and 5 deletions
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6
components/bootloader_support/src/esp32/secure_boot.c
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@ -369,11 +369,7 @@ esp_err_t esp_secure_boot_v2_permanently_enable(const esp_image_metadata_t *imag
if (efuse_key_write_protected == false) {
ESP_LOGI(TAG, "Write protecting public key digest...");
ret = esp_efuse_set_write_protect(EFUSE_BLK2);
if (ret != ESP_OK) {
ESP_LOGE(TAG, "Write protecting public key digest...failed.");
return ret;
}
new_wdata0 |= EFUSE_WR_DIS_BLK2; // delay burning until second half of this function
efuse_key_write_protected = true;
}