fix a memory leak in the RSA key handling

[paraslash.git] / crypt.c

diff --git a/crypt.c b/crypt.c
index c1a2d4e5c8ccd67007ab96bf751ef9d35eaf465b..46a90533489696df9c3fb2eff665535b3bf2e0bf 100644 (file)
--- a/crypt.c
+++ b/crypt.c
@@ -65,6 +65,19 @@ int get_rsa_key(char *key_file, RSA **rsa, int private)
        return RSA_size(*rsa);
 }
 
+/**
+ * free an RSA structure
+ *
+ * \param rsa pointer to the RSA struct to free
+ *
+ * This must be called for any key obtained by get_rsa_key().
+ */
+void rsa_free(RSA *rsa)
+{
+       if (rsa)
+               RSA_free(rsa);
+}
+
 /**
  * decrypt a buffer using an RSA key
  *