tpm2-tss/0001-ESYS-Fix-initialization-of-app-data-in-Esys_Initiali.patch

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From 285667d640b8dd7d2d80e0c5d5fcc44f6abad442 Mon Sep 17 00:00:00 2001
From: Juergen Repp <juergen.repp@sit.fraunhofer.de>
Date: Mon, 27 Apr 2020 16:33:16 +0200
Subject: [PATCH 1/4] ESYS: Fix initialization of app data in Esys_Initialize
(Fixes #1704).
An unintended free of the tcti parameter in cleanup was possible.
Signed-off-by: Juergen Repp <juergen.repp@sit.fraunhofer.de>
---
src/tss2-esys/esys_context.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/tss2-esys/esys_context.c b/src/tss2-esys/esys_context.c
index b912a688..150a3495 100644
--- a/src/tss2-esys/esys_context.c
+++ b/src/tss2-esys/esys_context.c
@@ -54,15 +54,15 @@ Esys_Initialize(ESYS_CONTEXT ** esys_context, TSS2_TCTI_CONTEXT * tcti,
*esys_context = calloc(1, sizeof(ESYS_CONTEXT));
return_if_null(*esys_context, "Out of memory.", TSS2_ESYS_RC_MEMORY);
+ /* Store the application provided tcti to be return on Esys_GetTcti(). */
+ (*esys_context)->tcti_app_param = tcti;
+
/* Allocate memory for the SYS context */
syssize = Tss2_Sys_GetContextSize(0);
(*esys_context)->sys = calloc(1, syssize);
goto_if_null((*esys_context)->sys, "Error: During malloc.",
TSS2_ESYS_RC_MEMORY, cleanup_return);
- /* Store the application provided tcti to be return on Esys_GetTcti(). */
- (*esys_context)->tcti_app_param = tcti;
-
/* If no tcti was provided, initialize the default one. */
if (tcti == NULL) {
r = Tss2_TctiLdr_Initialize (NULL, &tcti);
--
2.41.0