diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2021-10-22 10:20:54 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-10-22 10:20:56 -0700 |
| commit | 24f7cf9b851ee9c395225481308af4ab5065e20a (patch) | |
| tree | 423a777bb0ac1ff1a69d6d158bae766bf82a3405 /net/wireless/core.c | |
| parent | 07591ebec3cf2d6b78cb9b51a5a6f3ca731ec375 (diff) | |
| parent | f9d366d420af4ce8719c59e60853573c02831f61 (diff) | |
Merge tag 'mac80211-next-for-net-next-2021-10-21' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
Johannes Berg says:
====================
Quite a few changes:
* the applicable eth_hw_addr_set() and const hw_addr changes
* various code cleanups/refactorings
* stack usage reductions across the wireless stack
* some unstructured find_ie() -> structured find_element()
changes
* a few more pieces of multi-BSSID support
* some 6 GHz regulatory support
* 6 GHz support in hwsim, for testing userspace code
* Light Communications (LC, 802.11bb) early band definitions
to be able to add a first driver soon
* tag 'mac80211-next-for-net-next-2021-10-21' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next: (35 commits)
cfg80211: fix kernel-doc for MBSSID EMA
mac80211: Prevent AP probing during suspend
nl80211: Add LC placeholder band definition to nl80211_band
...
====================
Link: https://lore.kernel.org/r/20211021154953.134849-1-johannes@sipsolutions.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/wireless/core.c')
| -rw-r--r-- | net/wireless/core.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/net/wireless/core.c b/net/wireless/core.c index 03323121ca50..45be124a98f1 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -1080,6 +1080,16 @@ void cfg80211_dev_free(struct cfg80211_registered_device *rdev) list_for_each_entry_safe(scan, tmp, &rdev->bss_list, list) cfg80211_put_bss(&rdev->wiphy, &scan->pub); mutex_destroy(&rdev->wiphy.mtx); + + /* + * The 'regd' can only be non-NULL if we never finished + * initializing the wiphy and thus never went through the + * unregister path - e.g. in failure scenarios. Thus, it + * cannot have been visible to anyone if non-NULL, so we + * can just free it here. + */ + kfree(rcu_dereference_raw(rdev->wiphy.regd)); + kfree(rdev); } |