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ossl_decoder_cache_flush(): Do not raise an error if there is no cache

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This function can be called during OPENSSL_cleanup() when
the cache was already flushed and deallocated.

Fixes #22939

Reviewed-by: Neil Horman <nhorman@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22941)
This commit is contained in:
Tomas Mraz 2023-12-04 18:01:28 +01:00
parent 4c62c56648
commit 0541fa7802
1 changed files with 2 additions and 3 deletions
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5
crypto/encode_decode/decoder_pkey.c
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@ -721,10 +721,9 @@ int ossl_decoder_cache_flush(OSSL_LIB_CTX *libctx)
DECODER_CACHE *cache
= ossl_lib_ctx_get_data(libctx, OSSL_LIB_CTX_DECODER_CACHE_INDEX);
if (cache == NULL) {
ERR_raise(ERR_LIB_OSSL_DECODER, ERR_R_OSSL_DECODER_LIB);
if (cache == NULL)
return 0;
}
if (!CRYPTO_THREAD_write_lock(cache->lock)) {
ERR_raise(ERR_LIB_OSSL_DECODER, ERR_R_OSSL_DECODER_LIB);