apps/apps.c: initialize and de-initialize engine around key loading
Before loading a key from an engine, it may need to be initialized.
When done loading the key, we must de-initialize the engine.
(if the engine is already initialized somehow, only the reference
counter will be incremented then decremented)
Reviewed-by: Stephen Henson <steve@openssl.org>
diff --git a/apps/apps.c b/apps/apps.c
index b287748..68f2f27 100644
--- a/apps/apps.c
+++ b/apps/apps.c
@@ -700,7 +700,10 @@
BIO_printf(bio_err, "no engine specified\n");
else {
#ifndef OPENSSL_NO_ENGINE
- pkey = ENGINE_load_private_key(e, file, ui_method, &cb_data);
+ if (ENGINE_init(e)) {
+ pkey = ENGINE_load_private_key(e, file, ui_method, &cb_data);
+ ENGINE_finish(e);
+ }
if (pkey == NULL) {
BIO_printf(bio_err, "cannot load %s from engine\n", key_descrip);
ERR_print_errors(bio_err);
