fix out-of-bounds reads in __dns_parse

[musl] / crt / rcrt1.c

diff --git a/crt/rcrt1.c b/crt/rcrt1.c
index be01715..901dff6 100644 (file)
--- a/crt/rcrt1.c
+++ b/crt/rcrt1.c
@@ -3,13 +3,12 @@
 #include "../ldso/dlstart.c"
 
 int main();
-void _init() __attribute__((weak));
-void _fini() __attribute__((weak));
-_Noreturn int __libc_start_main(int (*)(), int, char **,
+weak void _init();
+weak void _fini();
+int __libc_start_main(int (*)(), int, char **,
        void (*)(), void(*)(), void(*)());
 
-__attribute__((__visibility__("hidden")))
-_Noreturn void __dls2(unsigned char *base, size_t *sp)
+hidden void __dls2(unsigned char *base, size_t *sp)
 {
        __libc_start_main(main, *sp, (void *)(sp+1), _init, _fini, 0);
 }