Fix off-by-one bug and add a unit test

2024-10-13 15:19:05 +08:00
parent 579317bb21
commit fbf34af81c
2 changed files with 5 additions and 1 deletions
--- a/uc.c
+++ b/uc.c
@@ -2523,7 +2523,8 @@ uc_err uc_ctl(uc_engine *uc, uc_control_type control, ...)
                break;
            }

-            while (page_size) {
+            // Bits is used to calculate the mask
+            while (page_size > 1) {
                bits++;
                page_size >>= 1;
            }