From 5d5396bc125f2a180ed773c8bc077a694a2df178 Mon Sep 17 00:00:00 2001
From: Matthew Garrett <mjg@redhat.com>
Date: Thu, 9 Sep 2010 14:08:53 -0400
Subject: Add a destroy function

---
 libbacklight.c | 13 +++++++++++++
 libbacklight.h |  1 +
 2 files changed, 14 insertions(+)

diff --git a/libbacklight.c b/libbacklight.c
index e2aaae0..c2cc900 100644
--- a/libbacklight.c
+++ b/libbacklight.c
@@ -105,6 +105,17 @@ out:
 	return ret;
 }
 
+void backlight_destroy(struct backlight *backlight)
+{
+	if (!backlight)
+		return;
+
+	if (backlight->path)
+		free(backlight->path);
+
+	free(backlight);
+}
+
 struct backlight *backlight_init(struct pci_device *dev, int card,
 				 int connector_type, int connector_type_id)
 {
@@ -172,6 +183,8 @@ struct backlight *backlight_init(struct pci_device *dev, int card,
 		if (ret < 0)
 			goto out;
 
+		buffer[ret] = '\0';
+
 		parent = basename(buffer);
 
 		if (entry_type == BACKLIGHT_RAW) {
diff --git a/libbacklight.h b/libbacklight.h
index 20981bd..baf7e8a 100644
--- a/libbacklight.h
+++ b/libbacklight.h
@@ -13,6 +13,7 @@ struct backlight {
 	enum backlight_type type;
 };
 
+void backlight_destroy(struct backlight *backlight);
 struct backlight *backlight_init(struct pci_device *dev, int card,
 				 int connector_type, int connector_type_id);
 long backlight_get_brightness(struct backlight *backlight);
-- 
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