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-rw-r--r--generic/tclStringObj.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/generic/tclStringObj.c b/generic/tclStringObj.c
index ae75e44..8437555 100644
--- a/generic/tclStringObj.c
+++ b/generic/tclStringObj.c
@@ -140,8 +140,8 @@ GrowStringBuffer(
objPtr->bytes = NULL;
}
if (flag == 0 || stringPtr->allocated > 0) {
- attempt = 2 * needed;
- if (attempt >= 0) {
+ if (needed <= INT_MAX / 2) {
+ attempt = 2 * needed;
ptr = attemptckrealloc(objPtr->bytes, attempt + 1);
}
if (ptr == NULL) {