From a0e6c88cf30d323351765f73d18358e1ffd9fef0 Mon Sep 17 00:00:00 2001
From: Johann Tuffe <tafia973@gmail.com>
Date: Wed, 25 Oct 2023 22:29:37 +0800
Subject: [PATCH] restore length protection

---
 src/xlsx.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/xlsx.rs b/src/xlsx.rs
index ed7577ac..8d4a33da 100644
--- a/src/xlsx.rs
+++ b/src/xlsx.rs
@@ -750,7 +750,9 @@ where
                         } = a.map_err(XlsxError::XmlAttr)?
                         {
                             let len = get_dimension(&rdim)?.len();
-                            cells.reserve(len as usize);
+                            if len < 1_000_000 {
+                                cells.reserve(len as usize);
+                            }
                             continue 'xml;
                         }
                     }