src: provide allocation + nullptr check shortcuts

Provide shortcut `node::CheckedMalloc()` and friends that
replace `node::Malloc()` + `CHECK_NE(·, nullptr);` combinations
in a few places.

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, 1 insertions, 6 deletions

diff --git a/src/udp_wrap.cc b/src/udp_wrap.cc
index bbd30a5266..30113b7a8e 100644
--- a/src/udp_wrap.cc
+++ b/src/udp_wrap.cc
@@ -376,11 +376,6 @@ void UDPWrap::OnAlloc(uv_handle_t* handle,
                       uv_buf_t* buf) {
   buf->base = node::Malloc(suggested_size);
   buf->len = suggested_size;
-
-  if (buf->base == nullptr && suggested_size > 0) {
-    FatalError("node::UDPWrap::OnAlloc(uv_handle_t*, size_t, uv_buf_t*)",
-               "Out Of Memory");
-  }
 }
 
 
@@ -416,7 +411,7 @@ void UDPWrap::OnRecv(uv_udp_t* handle,
     return;
   }
 
-  char* base = node::Realloc(buf->base, nread);
+  char* base = node::UncheckedRealloc(buf->base, nread);
   argv[2] = Buffer::New(env, base, nread).ToLocalChecked();
   argv[3] = AddressToJS(env, addr);
   wrap->MakeCallback(env->onmessage_string(), arraysize(argv), argv);