fix segfault in lutimes when tv argument is NULL

[musl] / src / exit / atexit.c

diff --git a/src/exit/atexit.c b/src/exit/atexit.c
index cd3b0a6..854e9fd 100644 (file)
--- a/src/exit/atexit.c
+++ b/src/exit/atexit.c
@@ -1,6 +1,13 @@
 #include <stdlib.h>
 #include <stdint.h>
 #include "libc.h"
+#include "lock.h"
+#include "fork_impl.h"
+
+#define malloc __libc_malloc
+#define calloc __libc_calloc
+#define realloc undef
+#define free undef
 
 /* Ensure that at least 32 atexit handlers can be registered without malloc */
 #define COUNT 32
@@ -14,6 +21,7 @@ static struct fl
 
 static int slot;
 static volatile int lock[1];
+volatile int *const __atexit_lockptr = lock;
 
 void __funcs_on_exit()
 {