qcacld-3.0: Make NAPI stubs neutral

When the feature is not defined, make sure that NAPI API calls
return success (0) so that the callers don't need to add any code
to check return values.

Acked-by: Orhan K AKYILDIZ <[email protected]>

Change-Id: Ibfb8d407cb902ecc2b61dd971262904aa25aa9ba
CRs-Fixed: 999422

core/hdd/inc/wlan_hdd_napi.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2015-2016 The Linux Foundation. All rights reserved.
  *
  * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
  *
@@ -68,7 +68,7 @@ struct qca_napi_data *hdd_napi_get_all(void);
 #define HDD_NAPI_ANY (-1)
 
 static inline int hdd_napi_enabled(int id) { return 0; }
-static inline int hdd_napi_create(void) { return -EPERM; }
+static inline int hdd_napi_create(void) { return 0; }
 static inline int hdd_napi_destroy(int force) { return 0; }
 static inline int hdd_napi_stats(char *buf, int max, char *indp,
 				 struct qca_napi_data *napid)