From a02d9bf9c3ff22cd449da21ff7c23170488ebd8e Mon Sep 17 00:00:00 2001
From: Marco Nelissen <marcone@google.com>
Date: Thu, 9 Jun 2011 09:39:52 -0700
Subject: [PATCH] Make sure we don't read from invalid fds

b/4580570

Change-Id: I622f001551a404a7a840d8388a9febac2db107ad
---
 media/libstagefright/HTTPStream.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/media/libstagefright/HTTPStream.cpp b/media/libstagefright/HTTPStream.cpp
index 4c322bfeb9c90..42664b2b34ce5 100644
--- a/media/libstagefright/HTTPStream.cpp
+++ b/media/libstagefright/HTTPStream.cpp
@@ -130,6 +130,9 @@ static ssize_t MySendReceive(
         int s, void *data, size_t size, int flags, bool sendData) {
     ssize_t result = 0;
 
+    if (s < 0) {
+        return -1;
+    }
     while (size > 0) {
         fd_set rs, ws, es;
         FD_ZERO(&rs);