From 646de34f5e83994f121892394776c60cb01a2706 Mon Sep 17 00:00:00 2001
From: Fedor Indutny <fedor.indutny@gmail.com>
Date: Fri, 6 Dec 2013 14:48:40 +0400
Subject: [PATCH] unix: fix various memory leaks and undef behavior

Kindly suggested by `cppcheck`.
---
 src/unix/darwin.c   | 2 +-
 src/unix/fsevents.c | 4 +++-
 src/unix/signal.c   | 1 +
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/unix/darwin.c b/src/unix/darwin.c
index c1655994..bc282e79 100644
--- a/src/unix/darwin.c
+++ b/src/unix/darwin.c
@@ -75,7 +75,7 @@ int uv_exepath(char* buffer, size_t* size) {
   result = _NSGetExecutablePath(buffer, &usize);
   if (result) return result;
 
-  path = (char*)malloc(2 * PATH_MAX);
+  path = malloc(2 * PATH_MAX);
   fullpath = realpath(buffer, path);
   if (fullpath == NULL) {
     SAVE_ERRNO(free(path));
diff --git a/src/unix/fsevents.c b/src/unix/fsevents.c
index 20c7ae05..7faa1562 100644
--- a/src/unix/fsevents.c
+++ b/src/unix/fsevents.c
@@ -590,7 +590,7 @@ static int uv__fsevents_loop_init(uv_loop_t* loop) {
 
   err = uv_mutex_init(&loop->cf_mutex);
   if (err)
-    return err;
+    goto fail_mutex_init;
 
   err = uv_sem_init(&loop->cf_sem, 0);
   if (err)
@@ -660,6 +660,8 @@ fail_fsevent_sem_init:
 
 fail_sem_init:
   uv_mutex_destroy(&loop->cf_mutex);
+
+fail_mutex_init:
   free(state);
   return err;
 }
diff --git a/src/unix/signal.c b/src/unix/signal.c
index 8c0d62f3..0b7a405c 100644
--- a/src/unix/signal.c
+++ b/src/unix/signal.c
@@ -348,6 +348,7 @@ static void uv__signal_event(uv_loop_t* loop,
   int r;
 
   bytes = 0;
+  end = 0;
 
   do {
     r = read(loop->signal_pipefd[0], buf + bytes, sizeof(buf) - bytes);