From 442696dca3162676b63735afaf94c2b35d5ad840 Mon Sep 17 00:00:00 2001
From: Benjamin Gilbert <bgilbert@cs.cmu.edu>
Date: Wed, 11 Mar 2015 00:28:36 -0400
Subject: [PATCH] hddtemp: Improve robustness of test

Don't rely on signedness of buffer_size.
---
 src/hddtemp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/hddtemp.c b/src/hddtemp.c
index 4e275dc8..11785376 100644
--- a/src/hddtemp.c
+++ b/src/hddtemp.c
@@ -171,7 +171,7 @@ static char *hddtemp_query_daemon (void)
 	buffer_fill = 0;
 	while (1)
 	{
-		if (buffer_fill >= buffer_size - 1)
+		if ((buffer_size == 0) || (buffer_fill >= buffer_size - 1))
 		{
 			if (buffer_size == 0)
 				buffer_size = 1024;
-- 
2.11.0