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(parent: 636707e) | patch
cfg80211: scan: fix RCU in cfg80211_add_nontrans_list()
authorJohannes Berg <johannes.berg@intel.com>
Thu, 30 Sep 2021 11:11:21 +0000 (13:11 +0200)
committerJohannes Berg <johannes.berg@intel.com>
Fri, 1 Oct 2021 09:02:27 +0000 (11:02 +0200)
commita2083eeb119fb9307258baea9b7c243ca9a2e0b6
tree75f565f3b331c4cb56a88b35557ca81ef67d2fc6tree | snapshot
parent636707e593120c9fa35f6a908c0d052f6154910dcommit | diff
cfg80211: scan: fix RCU in cfg80211_add_nontrans_list()

The SSID pointer is pointing to RCU protected data, so we
need to have it under rcu_read_lock() for the entire use.
Fix this.

Cc: stable@vger.kernel.org
Fixes: 0b8fb8235be8 ("cfg80211: Parsing of Multiple BSSID information in scanning")
Link: https://lore.kernel.org/r/20210930131120.6ddfc603aa1d.I2137344c4e2426525b1a8e4ce5fca82f8ecbfe7e@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
net/wireless/scan.c diff | blob | history
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