Add check routine whether a parameter is null

- notification_system_setting_get_dnd_allow_exceptions()

Change-Id: Ib146438e008dc47293dcd89c163937bc3e0398d5
Signed-off-by: Myungki Lee <mk5004.lee@samsung.com>

diff --git a/src/notification_setting.c b/src/notification_setting.c
index 7d5b592..b945249 100755 (executable)
--- a/src/notification_setting.c
+++ b/src/notification_setting.c
@@ -760,7 +760,7 @@ EXPORT_API int notification_system_setting_get_dnd_allow_exceptions(notification
        dnd_allow_exception_h dnd_allow_exception_data;
        GList *list;
 
-       if (system_setting == NULL) {
+       if (system_setting == NULL || value == NULL) {
                NOTIFICATION_ERR("Invalid parameter");
                return NOTIFICATION_ERROR_INVALID_PARAMETER;
        }