src: pass desired return type to allocators

Pass the desired return type directly to the allocation functions,
so that the resulting `static_cast` from `void*` becomes unneccessary
and the return type can be use as a reasonable default value for the
`size` parameter.

PR-URL: https://github.com/nodejs/node/pull/8482
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: Ilkka Myller <ilkka.myller@nodefield.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/udp_wrap.cc b/src/udp_wrap.cc
index c8009a5276..bbd30a5266 100644
--- a/src/udp_wrap.cc
+++ b/src/udp_wrap.cc
@@ -374,7 +374,7 @@ void UDPWrap::OnSend(uv_udp_send_t* req, int status) {
 void UDPWrap::OnAlloc(uv_handle_t* handle,
                       size_t suggested_size,
                       uv_buf_t* buf) {
-  buf->base = static_cast<char*>(node::Malloc(suggested_size));
+  buf->base = node::Malloc(suggested_size);
   buf->len = suggested_size;
 
   if (buf->base == nullptr && suggested_size > 0) {
@@ -416,7 +416,7 @@ void UDPWrap::OnRecv(uv_udp_t* handle,
     return;
   }
 
-  char* base = static_cast<char*>(node::Realloc(buf->base, nread));
+  char* base = node::Realloc(buf->base, nread);
   argv[2] = Buffer::New(env, base, nread).ToLocalChecked();
   argv[3] = AddressToJS(env, addr);
   wrap->MakeCallback(env->onmessage_string(), arraysize(argv), argv);