MDEV-23960 UBSAN ../storage/innobase/buf/buf0buddy.cc:350:6: runtime …

…error: index 4096 out of bounds for type 'byte [38]' Reviewed by: Marko Mäkelä
MariaDB · Oct 14, 2020 · 4383c70 · 4383c70
1 parent e98a5e1
commit 4383c70
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/storage/innobase/buf/buf0buddy.cc b/storage/innobase/buf/buf0buddy.cc
@@ -346,7 +346,7 @@ buf_buddy_alloc_zip(
 		if (buf) {
 			buf_buddy_free_t* buddy =
 				reinterpret_cast<buf_buddy_free_t*>(
-					buf->stamp.bytes
+					reinterpret_cast<byte*>(buf)
 					+ (BUF_BUDDY_LOW << i));
 
 			ut_ad(!buf_pool_contains_zip(buf_pool, buddy));