attestation_config.c: Use ast_free instead of ast_std_free

In as_check_common_config, we were calling ast_std_free on
raw_key but raw_key was allocated with ast_malloc so it
should be freed with ast_free.

Resolves: #636
(cherry picked from commit 54464321a86e83d9581e5584fa3adc82994e8331)

diff --git a/res/res_stir_shaken/attestation_config.c b/res/res_stir_shaken/attestation_config.c
index 7c74fe3cd414fcb5aafc8df6b1258f126e9064d1..d7efc9e4752352fd44ffdbb836b8a16462ede269 100644 (file)
--- a/res/res_stir_shaken/attestation_config.c
+++ b/res/res_stir_shaken/attestation_config.c
@@ -179,7 +179,7 @@ int as_check_common_config(const char *id, struct attestation_cfg_common *acfg_c
 
        if (!ast_strlen_zero(acfg_common->private_key_file)) {
                EVP_PKEY *private_key;
-               RAII_VAR(unsigned char *, raw_key, NULL, ast_std_free);
+               RAII_VAR(unsigned char *, raw_key, NULL, ast_free);
 
                private_key = crypto_load_privkey_from_file(acfg_common->private_key_file);
                if (!private_key) {