From 7468ff001b6709b3baebf79687a8013e9b201bba Mon Sep 17 00:00:00 2001
From: Isaac0-dev <62234577+Isaac0-dev@users.noreply.github.com>
Date: Fri, 29 Mar 2024 13:56:15 +1000
Subject: [PATCH] fix write out of bounds in smlua text utils (#13)

---
 src/pc/lua/utils/smlua_text_utils.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/pc/lua/utils/smlua_text_utils.c b/src/pc/lua/utils/smlua_text_utils.c
index e81905a7e..e0ec18b55 100644
--- a/src/pc/lua/utils/smlua_text_utils.c
+++ b/src/pc/lua/utils/smlua_text_utils.c
@@ -35,7 +35,7 @@ void smlua_text_utils_init(void) {
 
     // Course/Star names
     for (s16 courseNum = 0; courseNum < COURSE_END; courseNum++) {
-        gReplacedActNameTable[courseNum] = malloc(sizeof(struct CourseName));
+        gReplacedActNameTable[courseNum] = calloc(1, sizeof(struct CourseName));
         struct CourseName* courseActNames = gReplacedActNameTable[courseNum];
         convert_string_sm64_to_ascii(courseBuffer, segmented_to_virtual(courseNameTbl[courseNum]));
         snprintf(courseActNames->name, 50, "%s", courseBuffer);
@@ -52,7 +52,7 @@ void smlua_text_utils_init(void) {
                 snprintf(courseActNames->actName[actNum].orig, 50, "%s", actBuffer);
                 courseActNames->actName[actNum].modIndex = -1;
             }
-            courseActNames->actName[MAX_ACTS_AND_100_COINS].modIndex = -1;
+            courseActNames->actName[MAX_ACTS_AND_100_COINS - 1].modIndex = -1;
         }
     }
 }