From e240d7269b3b361572433bfb7a49a78eb14f2ac8 Mon Sep 17 00:00:00 2001
From: dgp <dgp@users.sourceforge.net>
Date: Mon, 22 Apr 2019 14:56:31 +0000
Subject: Prevent reads of uninitalized memory.

---
 generic/tclZipfs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/generic/tclZipfs.c b/generic/tclZipfs.c
index ec38c48..b5cf69f 100644
--- a/generic/tclZipfs.c
+++ b/generic/tclZipfs.c
@@ -1768,6 +1768,7 @@ TclZipfs_MountBuffer(
 	zf->data = data;
 	zf->ptrToFree = NULL;
     }
+    zf->passBuf[0] = 0;	/* stop valgrind cries */
     if (ZipFSFindTOC(interp, 0, zf) != TCL_OK) {
 	return TCL_ERROR;
     }
-- 
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