Prepare EVP_MAC infrastructure for moving all MACs to providers

[openssl.git] / crypto / cmac / cm_ameth.c

diff --git a/crypto/cmac/cm_ameth.c b/crypto/cmac/cm_ameth.c
index ed513b113fbcf9c669063abe8860f3a811aadc51..b1ee0d3d2f1d5406a9b59c8dd15be31732c69591 100644 (file)
--- a/crypto/cmac/cm_ameth.c
+++ b/crypto/cmac/cm_ameth.c
@@ -25,7 +25,10 @@ static int cmac_size(const EVP_PKEY *pkey)
 static void cmac_key_free(EVP_PKEY *pkey)
 {
     EVP_MAC_CTX *cmctx = EVP_PKEY_get0(pkey);
+    EVP_MAC *mac = cmctx == NULL ? NULL : EVP_MAC_CTX_mac(cmctx);
+
     EVP_MAC_CTX_free(cmctx);
+    EVP_MAC_free(mac);
 }
 
 const EVP_PKEY_ASN1_METHOD cmac_asn1_meth = {