[IOT-2678] Adding Null check to fix crash

Change-Id: I360d5ffbe468f16e40a1f1f3171edd1c0d23e94d
Signed-off-by: Sushil Yadav <sushil.ky@samsung.com>

diff --git a/resource/csdk/stack/src/ocstack.c b/resource/csdk/stack/src/ocstack.c
index a5e83fa..3c80031 100644 (file)
--- a/resource/csdk/stack/src/ocstack.c
+++ b/resource/csdk/stack/src/ocstack.c
@@ -3975,6 +3975,12 @@ OCStackResult OC_CALL OCStartPresence(const uint32_t ttl)
 {
     OIC_LOG(INFO, TAG, "Entering OCStartPresence");
     uint8_t tokenLength = CA_MAX_TOKEN_LEN;
+    if (NULL == presenceResource.handle)
+    {
+        OIC_LOG(ERROR, TAG, "Invalid Presence Resource Handle: Not Initialized");
+        return OC_STACK_ERROR;
+    }
+
     OCChangeResourceProperty(
             &(((OCResource *)presenceResource.handle)->resourceProperties),
             OC_ACTIVE, 1);