wifi: nl80211: Increase ie_len size to prevent truncated IEs in new peer notifications

Currently, ie_len in cfg80211_notify_new_peer_candidate is defined as
1-byte field, capping the maximum IE list size at 255 bytes. When a
large beacon is received, the IE list is truncated, passing incomplete
data to wpa_supplicant. This causes supplicant to fail parsing the IEs.

Increasing the size of ie_len to allow the full length of the IE list to
be forwarded properly.

Signed-off-by: Thiyagarajan Pandiyan <thiyagarajan@aerlync.com>
Link: https://patch.msgid.link/20260605054307.427874-1-thiyagarajan@aerlync.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

include/net/cfg80211.h

@@ -8685,7 +8685,7 @@ void cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid,
  * cfg80211 then sends a notification to userspace.
  */
 void cfg80211_notify_new_peer_candidate(struct net_device *dev,
-		const u8 *macaddr, const u8 *ie, u8 ie_len,
+		const u8 *macaddr, const u8 *ie, size_t ie_len,
 		int sig_dbm, gfp_t gfp);
 
 /**

net/wireless/nl80211.c

@@ -21355,7 +21355,7 @@ void nl80211_send_ibss_bssid(struct cfg80211_registered_device *rdev,
 }
 
 void cfg80211_notify_new_peer_candidate(struct net_device *dev, const u8 *addr,
-					const u8 *ie, u8 ie_len,
+					const u8 *ie, size_t ie_len,
 					int sig_dbm, gfp_t gfp)
 {
 	struct wireless_dev *wdev = dev->ieee80211_ptr;