From: Michal Malý <madcatxster@devoid-pointer.net>
Date: Wed, 27 Aug 2014 10:01:42 +0000 (+0200)
Subject: Check fur null pointers in klgd_deinit()
X-Git-Url: https://gitweb.devoid-pointer.net/?a=commitdiff_plain;h=f948bc368c0e08a87e77cc775ec4a872105d1fa8;p=KLGD.git

Check fur null pointers in klgd_deinit()
---

diff --git a/klgd.c b/klgd.c
index 75b4083..a7c03af 100644
--- a/klgd.c
+++ b/klgd.c
@@ -210,6 +210,12 @@ void klgd_deinit(struct klgd_main *ctx)
 	struct klgd_main_private *priv = ctx->private;
 	size_t idx;
 
+	if (!ctx)
+		return;
+	if (!ctx->private)
+		return;
+	priv = ctx->private;
+
 	cancel_delayed_work(&priv->work);
 	flush_workqueue(priv->wq);
 	destroy_workqueue(priv->wq);