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Merge branch 'bugfix/ds_invalidate_assert_v4.2' into 'release/v4.2'

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esp32s2 ds: Fix invalidating Digital Signature key from HMAC peripheral if assertions are disabled (v4.2)

See merge request espressif/esp-idf!12906
This commit is contained in:
Jiang Jiang Jian
2021-05-26 03:30:45 +00:00
parent 536d6eea61 2af8fac1d9
commit 481da3143d
1 changed files with 3 additions and 2 deletions
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5
components/esp32s2/esp_ds.c
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@@ -161,8 +161,9 @@ esp_err_t esp_ds_finish_sign(void *signature, esp_ds_context_t *esp_ds_ctx)
free(esp_ds_ctx);
// should not fail if called with correct purpose
assert(ets_hmac_invalidate_downstream(ETS_EFUSE_KEY_PURPOSE_HMAC_DOWN_DIGITAL_SIGNATURE) == ETS_OK);
int res = ets_hmac_invalidate_downstream(ETS_EFUSE_KEY_PURPOSE_HMAC_DOWN_DIGITAL_SIGNATURE);
assert(res == ETS_OK); // should not fail if called with correct purpose
(void)res;
ds_disable_release();