fix simple_malloc malloc(0) behavior not to return non-unique pointers

598a0147 · Rich Felker · a23baf58 · 598a0147
隐藏空白更改
内联并排

Showing with 1 addition and 0 deletion

src/malloc/__simple_malloc.c src/malloc/__simple_malloc.c +1 -0

未找到文件。
--- a/src/malloc/__simple_malloc.c
+++ b/src/malloc/__simple_malloc.c
@@ -15,6 +15,7 @@ void *__simple_malloc(size_t n)
 	static int lock;
 	size_t align=1;

+	if (!n) return 0;
 	if (n > SIZE_MAX/2) goto toobig;

 	while (align<n && align<ALIGN)