From da334f81784861b98def926601ea753fb3962b0b Mon Sep 17 00:00:00 2001
From: Andreas Fuchs <andreas.fuchs@sit.fraunhofer.de>
Date: Fri, 17 Apr 2020 12:47:53 +0200
Subject: [PATCH] Fix deallocator in error handler

Signed-off-by: Andreas Fuchs <andreas.fuchs@sit.fraunhofer.de>
---
 src/tpm2-tss-engine.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/tpm2-tss-engine.c b/src/tpm2-tss-engine.c
index cdf3f71..44f658e 100644
--- a/src/tpm2-tss-engine.c
+++ b/src/tpm2-tss-engine.c
@@ -241,7 +241,8 @@ loadkey(ENGINE *e, const char *key_id, UI_METHOD *ui, void *cb_data)
 
     return pkey;
 error:
-    free(tpm2Data);
+    if (tpm2Data)
+        OPENSSL_free(tpm2Data);
     return NULL;
 }