From: Martin Willi <martin@revosec.ch>
Date: Thu, 9 Jan 2014 16:29:35 +0000 (+0100)
Subject: libpts: Fix PCR read, avoid cast of a pointer to different sized integer
X-Git-Tag: 5.2.0dr6~24^2~46
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2877355408d539af08b85586e1f30bceaa2933e1;p=thirdparty%2Fstrongswan.git

libpts: Fix PCR read, avoid cast of a pointer to different sized integer
---

diff --git a/src/libpts/pts/pts.c b/src/libpts/pts/pts.c
index 075af5bcc0..b82b744054 100644
--- a/src/libpts/pts/pts.c
+++ b/src/libpts/pts/pts.c
@@ -623,7 +623,8 @@ METHOD(pts_t, read_pcr, bool,
 	TSS_HCONTEXT hContext;
 	TSS_HTPM hTPM;
 	TSS_RESULT result;
-	chunk_t rgbPcrValue;
+	BYTE *buf;
+	UINT32 len;
 
 	bool success = FALSE;
 
@@ -644,12 +645,12 @@ METHOD(pts_t, read_pcr, bool,
 	{
 		goto err;
 	}
-	result = Tspi_TPM_PcrRead(hTPM, pcr_num, (UINT32*)&rgbPcrValue.len, &rgbPcrValue.ptr);
+	result = Tspi_TPM_PcrRead(hTPM, pcr_num, &len, &buf);
 	if (result != TSS_SUCCESS)
 	{
 		goto err;
 	}
-	*pcr_value = chunk_clone(rgbPcrValue);
+	*pcr_value = chunk_clone(chunk_create(buf, len));
 	DBG3(DBG_PTS, "PCR %d value:%B", pcr_num, pcr_value);
 	success = TRUE;