From 34e95d1a4cd19051464a18f8c106b43e2053ae99 Mon Sep 17 00:00:00 2001
From: Ben Noordhuis <info@bnoordhuis.nl>
Date: Sun, 4 Dec 2011 13:20:21 +0100
Subject: [PATCH] unix: make it safe to delete the default loop

Fixes a potential free() of non-malloc'ed memory.
---
 src/unix/core.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/unix/core.c b/src/unix/core.c
index 7978e1bb20..9115036050 100644
--- a/src/unix/core.c
+++ b/src/unix/core.c
@@ -169,7 +169,15 @@ uv_loop_t* uv_loop_new(void) {
 void uv_loop_delete(uv_loop_t* loop) {
   uv_ares_destroy(loop, loop->channel);
   ev_loop_destroy(loop->ev);
-  free(loop);
+
+#ifndef NDEBUG
+  memset(loop, 0, sizeof *loop);
+#endif
+
+  if (loop == default_loop_ptr)
+    default_loop_ptr = NULL;
+  else
+    free(loop);
 }