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

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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>
This commit is contained in:
Thiyagarajan Pandiyan 2026-06-05 11:13:07 +05:30 committed by Johannes Berg
parent b978c424cb
commit dfb67ae569
2 changed files with 2 additions and 2 deletions
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2
include/net/cfg80211.h
View File

@ -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);
/**

2
net/wireless/nl80211.c
View File

@ -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;