Fix [24b9181478]: Fix unsafe buffer lifetime

sebres · May 3, 2021 · 9e3b04a · 9e3b04a
1 parent aec24c7
commit 9e3b04a
Showing 1 changed file with 2 additions and 1 deletion.
diff --git 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) {