From f1cc5cf0324fd7d5a8be041a0d797db1d1e6fb32 Mon Sep 17 00:00:00 2001
From: Brenden Matthews <brenden@rty.ca>
Date: Sun, 24 May 2009 18:15:05 -0600
Subject: [PATCH] Actually fix hddtemp parsing.

---
 src/hddtemp.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/hddtemp.c b/src/hddtemp.c
index a622f6bb..5b1e22e7 100644
--- a/src/hddtemp.c
+++ b/src/hddtemp.c
@@ -84,10 +84,10 @@ static char *read_hdd_val(const char *line)
 	char *ret = NULL;
 
 	if (line) {
-		snprintf(line_s, 512, "%s", line);
+		if (!snprintf(line_s, 512, "%s", line)) return ret;
 		p = line_s;
 	}
-	if (!(*line_s))
+	if (!(*line_s) || !p)
 		return ret;
 	/* read the device */
 	dev = ++p;