Replace `0 as *const/mut T` with `ptr::null/null_mut()`

1 files changed, 1 insertions, 1 deletions

diff --git a/src/liballoc/heap.rs b/src/liballoc/heap.rs
index b7bc1b47646..d3041eaa884 100644
--- a/src/liballoc/heap.rs
+++ b/src/liballoc/heap.rs
@@ -280,7 +280,7 @@ mod imp {
         if align <= MIN_ALIGN {
             libc::malloc(size as libc::size_t) as *mut u8
         } else {
-            let mut out = 0 as *mut libc::c_void;
+            let mut out = ptr::null();
             let ret = posix_memalign(&mut out,
                                      align as libc::size_t,
                                      size as libc::size_t);