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| author | Vasyl Vavrychuk <vasyl.vavrychuk@globallogic.com> | 2018-10-18 01:02:12 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2018-11-09 08:55:32 +0100 |
| commit | a1881c9b8a1edef0a5ae1d5c1b61406fe3402114 (patch) | |
| tree | 5dc6b515811491167255d0bfc43f17cc8714b0bb /net/wireless | |
| parent | 33483a6b88e4c4c3fc50178b185da52c55288b95 (diff) | |
| download | linux-next-a1881c9b8a1edef0a5ae1d5c1b61406fe3402114.tar.gz | |
mac80211_hwsim: Timer should be initialized before device registered
Otherwise if network manager starts configuring Wi-Fi interface
immidiatelly after getting notification of its creation, we will get
NULL pointer dereference:
BUG: unable to handle kernel NULL pointer dereference at (null)
IP: [<ffffffff95ae94c8>] hrtimer_active+0x28/0x50
...
Call Trace:
[<ffffffff95ae9997>] ? hrtimer_try_to_cancel+0x27/0x110
[<ffffffff95ae9a95>] ? hrtimer_cancel+0x15/0x20
[<ffffffffc0803bf0>] ? mac80211_hwsim_config+0x140/0x1c0 [mac80211_hwsim]
Cc: stable@vger.kernel.org
Signed-off-by: Vasyl Vavrychuk <vasyl.vavrychuk@globallogic.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless')
0 files changed, 0 insertions, 0 deletions