Update ext/lmdb-safe/lmdb-safe.cc

Co-authored-by: Remi Gacogne <github@coredump.fr>

diff --git a/ext/lmdb-safe/lmdb-safe.cc b/ext/lmdb-safe/lmdb-safe.cc
index 09b39b9f2bd84553fb25ee21dd80dedc67761057..33c3d4568acdd585482e2778c6bbba1783a3dc10 100644 (file)
--- a/ext/lmdb-safe/lmdb-safe.cc
+++ b/ext/lmdb-safe/lmdb-safe.cc
@@ -63,7 +63,7 @@ namespace LMDBLS {
   }
 
   bool LSisDeleted(std::string_view val) {
-    LSheader* lsh = LSassertFixedHeaderSize(val);
+    const LSheader* lsh = LSassertFixedHeaderSize(val);
 
     return (lsh->d_flags & LS_FLAG_DELETED) != 0;
   }