From f0d9cb3db3b419f84893a6efb6bf136ed2b4d120 Mon Sep 17 00:00:00 2001
From: Xi Wang <xi.wang@gmail.com>
Date: Wed, 26 Sep 2012 22:27:24 -0400
Subject: [PATCH] Avoid null pointer dereference in chdir_homedir()

Return if pw is NULL, to avoid dereferencing it at pw->pw_dir.
---
 src/frontend/mosh-server.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/frontend/mosh-server.cc b/src/frontend/mosh-server.cc
index 711bba7..965d67a 100644
--- a/src/frontend/mosh-server.cc
+++ b/src/frontend/mosh-server.cc
@@ -747,7 +747,7 @@ void chdir_homedir( void )
   struct passwd *pw = getpwuid( geteuid() );
   if ( pw == NULL ) {
     perror( "getpwuid" );
-    /* non-fatal */
+    return; /* non-fatal */
   }
 
   if ( chdir( pw->pw_dir ) < 0 ) {