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wifi: mac80211: fix beacon SSID mismatch handling

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Return false when memcmp with zero_ssid returns 0 to correctly
handle hidden SSIDs case.

Fixes: 9cc88678db ("wifi: mac80211: check SSID in beacon")
Reviewed-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Reviewed-by: Miriam Rachel Korenblit <miriam.rachel.korenblit@intel.com>
Signed-off-by: Daniel Gabay <daniel.gabay@intel.com>
Link: https://patch.msgid.link/20240823105546.7ab29ae287a6.I7f98e57e1ab6597614703fdd138cc88ad253d986@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Daniel Gabay 2024-08-23 10:55:46 +02:00 committed by Johannes Berg
parent 27ec3c57fc
commit 3e9b4021fe
1 changed files with 1 additions and 1 deletions
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2
net/mac80211/mlme.c
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@ -6664,7 +6664,7 @@ static bool ieee80211_mgd_ssid_mismatch(struct ieee80211_sub_if_data *sdata,
return true;
/* hidden SSID: zeroed out */
if (memcmp(elems->ssid, zero_ssid, elems->ssid_len))
if (!memcmp(elems->ssid, zero_ssid, elems->ssid_len))
return false;
return memcmp(elems->ssid, cfg->ssid, cfg->ssid_len);