move alignment check from aligned_alloc to posix_memalign

[musl] / src / malloc / posix_memalign.c

diff --git a/src/malloc/posix_memalign.c b/src/malloc/posix_memalign.c
index 42cf274..ad4d8f4 100644 (file)
--- a/src/malloc/posix_memalign.c
+++ b/src/malloc/posix_memalign.c
@@ -3,6 +3,7 @@
 
 int posix_memalign(void **res, size_t align, size_t len)
 {
+       if (align < sizeof(void *)) return EINVAL;
        void *mem = aligned_alloc(align, len);
        if (!mem) return errno;
        *res = mem;