From 0518048263cc2a0a638e6924d164d7a00b934240 Mon Sep 17 00:00:00 2001
From: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Date: Mon, 16 Jun 2014 10:57:43 +0300
Subject: [PATCH] HDP: Add length check

Fixes static analyzer warnings related to casting possible error code to
unsigned.
---
 profiles/health/hdp.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/profiles/health/hdp.c b/profiles/health/hdp.c
index d256c9f09..4f90380f9 100644
--- a/profiles/health/hdp.c
+++ b/profiles/health/hdp.c
@@ -863,7 +863,10 @@ static gboolean serve_echo(GIOChannel *io_chan, GIOCondition cond,
 	chan->edata->echo_done = TRUE;
 
 	fd = g_io_channel_unix_get_fd(io_chan);
+
 	len = read(fd, buf, sizeof(buf));
+	if (len < 0)
+		goto fail;
 
 	if (send_echo_data(fd, buf, len)  >= 0)
 		return TRUE;
-- 
2.47.3