From 878a7de521dcb83a56d09f259d2b5bb61a12b36b Mon Sep 17 00:00:00 2001
From: Sage Weil <sage@newdream.net>
Date: Fri, 9 Jul 2010 13:14:25 -0700
Subject: [PATCH] mon: avoid OOB m->cmd access in auth proprocess_command

Signed-off-by: Sage Weil <sage@newdream.net>
---
 src/mon/AuthMonitor.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mon/AuthMonitor.cc b/src/mon/AuthMonitor.cc
index f67424a4d632a..5defe7b843740 100644
--- a/src/mon/AuthMonitor.cc
+++ b/src/mon/AuthMonitor.cc
@@ -496,10 +496,10 @@ bool AuthMonitor::preprocess_command(MMonCommand *m)
 	r = 0;
       }
     }
-    else if (m->cmd[1] == "get") {
+    else if (m->cmd[1] == "get" && m->cmd.size() > 2) {
       KeyRing keyring;
       EntityName entity;
-      if(!entity.from_str(m->cmd[2])) {
+      if (!entity.from_str(m->cmd[2])) {
 	ss << "failed to identify entity name from " << m->cmd[2];
 	r = -ENOENT;
       } else {
-- 
2.39.5