Fix OSSL_PROVIDER_get_capabilities()

It is not a failure to call OSSL_PROVIDER_get_capabilities() with a
provider loaded that has no capabilities.

Fixes #12286

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12292)

diff --git a/crypto/provider_core.c b/crypto/provider_core.c
index a2350bb88e24777ca13752dc44cd011dc90434f7..f68fd8f0f9770949fbb72fe9363427c73bd98b98 100644 (file)
--- a/crypto/provider_core.c
+++ b/crypto/provider_core.c
@@ -831,7 +831,7 @@ int ossl_provider_get_capabilities(const OSSL_PROVIDER *prov,
                                    void *arg)
 {
     return prov->get_capabilities == NULL
-        ? 0 : prov->get_capabilities(prov->provctx, capability, cb, arg);
+        ? 1 : prov->get_capabilities(prov->provctx, capability, cb, arg);
 }