wlan: Increase limit on IE size to 255 bytes.

Increase max scan IE length from 200 to 255 bytes
to incorporate more vendor specific IE.
Limiting this to 255 only, as a greater value shall
require some enhancements in SME and other related
modules also.

CRs-fixed: 514890
Change-Id: I3dff4c7c71d29fc0511f711d3352a0b8f0c87d18
diff --git a/CORE/HDD/src/wlan_hdd_cfg80211.c b/CORE/HDD/src/wlan_hdd_cfg80211.c
index 4b7091f..867b657 100644
--- a/CORE/HDD/src/wlan_hdd_cfg80211.c
+++ b/CORE/HDD/src/wlan_hdd_cfg80211.c
@@ -653,7 +653,7 @@
 
     wiphy->max_scan_ssids = MAX_SCAN_SSID;
 
-    wiphy->max_scan_ie_len = 200 ; //TODO: define a macro
+    wiphy->max_scan_ie_len = SIR_MAC_MAX_IE_LENGTH;
 
     wiphy->max_acl_mac_addrs = MAX_ACL_MAC_ADDRESS;