From 7476029a046978c3dc59b34a88d3be4c6e153613 Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Mon, 3 May 2021 19:36:22 +0000
Subject: Fix [24b9181478]: Fix unsafe buffer lifetime

---
 generic/tclIO.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/generic/tclIO.c b/generic/tclIO.c
index 4d3df65..807fce1 100644
--- a/generic/tclIO.c
+++ b/generic/tclIO.c
@@ -3813,6 +3813,7 @@ Write(
 				/* State info for channel */
     char *nextNewLine = NULL;
     int endEncoding, saved = 0, total = 0, flushed = 0, needNlFlush = 0;
+    char safe[BUFFER_PADDING];
 
     if (srcLen) {
         WillWrite(chanPtr);
@@ -3831,7 +3832,7 @@ Write(
 
     while (srcLen + saved + endEncoding > 0) {
 	ChannelBuffer *bufPtr;
-	char *dst, safe[BUFFER_PADDING];
+	char *dst;
 	int result, srcRead, dstLen, dstWrote, srcLimit = srcLen;
 
 	if (nextNewLine) {
-- 
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