From: Volodymyr Brynza <v.brynza@samsung.com>
Date: Tue, 8 Dec 2015 08:36:09 +0000 (+0200)
Subject: Add callback checking
X-Git-Tag: submit/tizen/20151208.092302^0
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bd31ed765be6b9e5ea310e87edcfb41ef88a9932;p=platform%2Fupstream%2Fmurphy.git

Add callback checking

Change-Id: I26b518f3c0fc6ce0a3e6f0e0681cbc86ae8c8219
Signed-off-by: Volodymyr Brynza <v.brynza@samsung.com>
---

diff --git a/src/common/glib-glue.c b/src/common/glib-glue.c
index 2df2ea7..8ffd3a8 100644
--- a/src/common/glib-glue.c
+++ b/src/common/glib-glue.c
@@ -171,8 +171,14 @@ static void del_io(void *glue_data, void *id)
 
 static gboolean timer_cb(gpointer user_data)
 {
+    if (user_data == NULL)
+        return FALSE;
+
     tmr_t *t = (tmr_t *)user_data;
 
+    if (t->cb == NULL)
+        return FALSE;
+
     t->cb(t->glue_data, t, t->user_data);
 
     return TRUE;
@@ -231,8 +237,14 @@ static void mod_timer(void *glue_data, void *id, unsigned int msecs)
 
 static gboolean defer_cb(void *user_data)
 {
+    if (user_data == NULL)
+        return FALSE;
+
     dfr_t *d = (dfr_t *)user_data;
 
+    if (d->cb == NULL)
+        return FALSE;
+
     d->cb(d->glue_data, d, d->user_data);
 
     return TRUE;