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| author | Ilan Peer <ilan.peer@intel.com> | 2021-01-05 16:56:57 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2021-01-08 21:03:27 +0100 |
| commit | 51d62f2f2c501a93d9a6a46f43731f984e227764 (patch) | |
| tree | a231bd71a39a453047e4cc92e7bf8188ae0eff37 /include/net | |
| parent | 70b6ff35d62050d1573876cc0e1e078acd3e6008 (diff) | |
| download | linux-51d62f2f2c501a93d9a6a46f43731f984e227764.tar.gz linux-51d62f2f2c501a93d9a6a46f43731f984e227764.tar.bz2 linux-51d62f2f2c501a93d9a6a46f43731f984e227764.zip | |
cfg80211: Save the regulatory domain with a lock
Saving the regulatory domain while setting custom regulatory domain
was done while accessing a RCU protected pointer but without any
protection.
Fix this by using RTNL while accessing the pointer.
Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Reported-by: syzbot+27771d4abcd9b7a1f5d3@syzkaller.appspotmail.com
Reported-by: syzbot+db4035751c56c0079282@syzkaller.appspotmail.com
Reported-by: Hans de Goede <hdegoede@redhat.com>
Fixes: beee24695157 ("cfg80211: Save the regulatory domain when setting custom regulatory")
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210105165657.613e9a876829.Ia38d27dbebea28bf9c56d70691d243186ede70e7@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include/net')
0 files changed, 0 insertions, 0 deletions