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ossl_method_store_cache_get(): ensure non-NULL property query

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The comparator further down the call stack doesn't tolerate NULL, so
if we got that as input, use the empty string.

Reviewed-by: Paul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/8781)
This commit is contained in:
Richard Levitte 2019-04-18 17:46:32 +02:00
parent bcb5d42171
commit 1393722af3
1 changed files with 1 additions and 1 deletions
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2
crypto/property/property.c
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@ -450,7 +450,7 @@ int ossl_method_store_cache_get(OSSL_METHOD_STORE *store, int nid,
return 0;
}
elem.query = prop_query;
elem.query = prop_query != NULL ? prop_query : "";
r = lh_QUERY_retrieve(alg->cache, &elem);
if (r == NULL) {
ossl_property_unlock(store);