--- libmalloc/libmalloc-792.80.2/src/sanitizer_malloc.c
+++ libmalloc/libmalloc-792.1.1/src/sanitizer_malloc.c
@@ -1082,27 +1082,6 @@
 		size_t size, malloc_zone_malloc_options_t options,
 		malloc_type_id_t type_id)
 {
-#if CONFIG_MTE
-	// rdar://140822174
-	// When dyld interposition or a wrapper zone that does not support
-	// forwarding malloc options is enabled, we need to set a flag in
-	// the TSD to preserve the semantics of canonical tagging.
-	bool use_tsd_fallback =
-			(options & MALLOC_ZONE_MALLOC_OPTION_CANONICAL_TAG) &&
-			(zone->wrapped_zone->version < 15 ||
-			!zone->wrapped_zone->malloc_with_options);
-#if !MALLOC_TARGET_EXCLAVES
-	malloc_thread_options_t opts;
-	if (use_tsd_fallback) {
-		opts = malloc_get_thread_options();
-		malloc_thread_options_t newopts = opts;
-		newopts.ReservedFlag = true;
-		_malloc_set_thread_options(newopts);
-	}
-#else
-	MALLOC_ASSERT(!use_tsd_fallback);
-#endif // MALLOC_TARGET_EXCLAVES
-#endif // CONFIG_MTE
 
 	void *ptr;
 	if (!align) {
@@ -1115,14 +1094,6 @@
 		}
 	}
 
-#if CONFIG_MTE
-#if !MALLOC_TARGET_EXCLAVES
-	// Restore the saved TSD flags
-	if (use_tsd_fallback) {
-		_malloc_set_thread_options(opts);
-	}
-#endif // MALLOC_TARGET_EXCLAVES
-#endif // CONFIG_MTE
 
 	return ptr;
 }