From: Boram Park <boram1288.park@samsung.com>
Date: Mon, 19 Sep 2016 04:21:53 +0000 (+0900)
Subject: fix dereference issue after null
X-Git-Tag: accepted/tizen/common/20160920.131913~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=refs%2Fchanges%2F26%2F88426%2F1;p=platform%2Fcore%2Fuifw%2Flibtdm.git

fix dereference issue after null

Change-Id: Icb79b4231ddacf9c8c2b183e3e535c3456a79a26
---

diff --git a/src/tdm_server.c b/src/tdm_server.c
index 37c50d9..6417fd9 100644
--- a/src/tdm_server.c
+++ b/src/tdm_server.c
@@ -271,7 +271,8 @@ _tdm_server_vblank_cb_wait_vblank(struct wl_client *client, struct wl_resource *
 	return;
 wait_failed:
 	wl_tdm_vblank_send_done(vblank_info->resource, req_id, 0, 0, 0, ret);
-	destroy_wait(wait_info);
+	if (wait_info)
+		destroy_wait(wait_info);
 }
 
 static void
@@ -310,7 +311,8 @@ _tdm_server_vblank_cb_wait_vblank_seq(struct wl_client *client, struct wl_resour
 	return;
 wait_failed:
 	wl_tdm_vblank_send_done(vblank_info->resource, req_id, 0, 0, 0, ret);
-	destroy_wait(wait_info);
+	if (wait_info)
+		destroy_wait(wait_info);
 }
 
 static const struct wl_tdm_vblank_interface tdm_vblank_implementation = {