[btls] Free handle returned by EVP_PKEY_get1_RSA

From the header docs:

> The |get1| functions return a fresh reference to the underlying
> object or NULL if |pkey| is not of the correct type.

diff --git a/mono/btls/btls-key.c b/mono/btls/btls-key.c
index 65909a527d9944e0aa27ca42b05505552ca4584d..80ea9ef29cdcd6ae1afb2aef960719996068cbac 100644 (file)
--- a/mono/btls/btls-key.c
+++ b/mono/btls/btls-key.c
@@ -54,6 +54,8 @@ mono_btls_key_get_bytes (EVP_PKEY *pkey, uint8_t **buffer, int *size, int includ
        else
                ret = RSA_public_key_to_bytes (buffer, &len, rsa);
 
+       RSA_free (rsa);
+
        if (ret != 1)
                return 0;