From f998590e5b02ca7e0d2224c600a877c93a3ab2e9 Mon Sep 17 00:00:00 2001
From: Linus Nordberg <linus@nordberg.se>
Date: Tue, 29 May 2012 15:38:03 +0200
Subject: [PATCH] Don't stomp on errno.

---
 src/common/compat.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/common/compat.c b/src/common/compat.c
index 6c833f163c..c18b4177f9 100644
--- a/src/common/compat.c
+++ b/src/common/compat.c
@@ -1654,7 +1654,8 @@ alloc_getcwd(void)
         path = tor_realloc(path, path_length);
       } else {
         tor_free(path);
-        return NULL;
+        path = NULL;
+        break;
       }
     }
     errno = saved_errno;