Add null checking for observe request in easy setup

Checking if entityHandlerRequest is NULL is added.

Change-Id: I79bf75c9f53f28b9c0c679a5dd7371552764b5cd
Signed-off-by: Jihun Ha <jihun.ha@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/13327
Reviewed-by: Uze Choi <uzchoi@samsung.com>
Tested-by: Uze Choi <uzchoi@samsung.com>

diff --git a/service/easy-setup/enrollee/src/resourcehandler.c b/service/easy-setup/enrollee/src/resourcehandler.c
index 21592c9..be8232b 100755 (executable)
--- a/service/easy-setup/enrollee/src/resourcehandler.c
+++ b/service/easy-setup/enrollee/src/resourcehandler.c
@@ -1223,7 +1223,7 @@ OCEntityHandlerResult OCEntityHandlerCb(OCEntityHandlerFlag flag,
             ehRet = OC_EH_ERROR;
         }
     }
-    if (flag & OC_OBSERVE_FLAG)
+    if (entityHandlerRequest && (flag & OC_OBSERVE_FLAG))
     {
         OIC_LOG(INFO, ES_RH_TAG, "Flag includes OC_OBSERVE_FLAG");