security hardening: ensure suid programs have valid stdin/out/err

[oweals/musl.git] / src / internal / libc.c

diff --git a/src/internal/libc.c b/src/internal/libc.c
index 5e8e9d95311f346013ce0c12c99f474fd98ea0ab..5f12e29588cf1cccba4f8e967c7fe7927b14e3c3 100644 (file)
--- a/src/internal/libc.c
+++ b/src/internal/libc.c
@@ -1,3 +1,11 @@
 #include "libc.h"
 
-struct libc libc;
+#ifdef USE_LIBC_ACCESSOR
+struct __libc *__libc_loc()
+{
+       static struct __libc __libc;
+       return &__libc;
+}
+#else
+struct __libc __libc;
+#endif