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Johannes Berg 81f153faac staging: rtl8723bs: fix wireless regulatory API misuse
This code ends up calling wiphy_apply_custom_regulatory(), for which
we document that it should be called before wiphy_register(). This
driver doesn't do that, but calls it from ndo_open() with the RTNL
held, which caused deadlocks.

Since the driver just registers static regdomain data and then the
notifier applies the channel changes if any, there's no reason for
it to call this in ndo_open(), move it earlier to fix the deadlock.

Reported-and-tested-by: Hans de Goede <hdegoede@redhat.com>
Fixes: 51d62f2f2c ("cfg80211: Save the regulatory domain with a lock")
Link: https://lore.kernel.org/r/20210126115409.d5fd6f8fe042.Ib5823a6feb2e2aa01ca1a565d2505367f38ad246@changeid
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2021-01-26 12:21:42 +01:00
arch xen: branch for v5.11-rc5 2021-01-20 11:46:38 -08:00
block block-5.11-2021-01-10 2021-01-10 12:53:08 -08:00
certs .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
crypto X.509: Fix crash caused by NULL pointer 2021-01-20 11:33:51 -08:00
Documentation Networking fixes for 5.11-rc5, including fixes from bpf, wireless, 2021-01-20 11:52:21 -08:00
drivers staging: rtl8723bs: fix wireless regulatory API misuse 2021-01-26 12:21:42 +01:00
fs cachefiles: Drop superfluous readpages aops NULL check 2021-01-20 11:33:51 -08:00
include Networking fixes for 5.11-rc5, including fixes from bpf, wireless, 2021-01-20 11:52:21 -08:00
init Revert "init/console: Use ttynull as a fallback when there is no console" 2021-01-08 11:02:18 -08:00
ipc Merge branch 'akpm' (patches from Andrew) 2020-12-15 12:53:37 -08:00
kernel Networking fixes for 5.11-rc5, including fixes from bpf, wireless, 2021-01-20 11:52:21 -08:00
lib Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2021-01-17 12:16:47 -08:00
LICENSES LICENSES: Add the CC-BY-4.0 license 2020-12-08 10:33:27 -07:00
mm mm: don't put pinned pages into the swap cache 2021-01-17 12:08:04 -08:00
net mac80211: pause TX while changing interface type 2021-01-26 11:59:45 +01:00
samples ARM: SoC drivers for v5.11 2020-12-16 16:38:41 -08:00
scripts Kbuild fixes for v5.11 2021-01-10 13:24:55 -08:00
security dump_common_audit_data(): fix racy accesses to ->d_name 2021-01-16 15:11:35 -05:00
sound ALSA: hda/hdmi - enable runtime pm for CI AMD display audio 2021-01-12 16:06:01 +01:00
tools Networking fixes for 5.11-rc5, including fixes from bpf, wireless, 2021-01-20 11:52:21 -08:00
usr Merge branch 'work.fdpic' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2020-08-07 13:29:39 -07:00
virt x86: 2021-01-08 15:06:02 -08:00
.clang-format RDMA 5.10 pull request 2020-10-17 11:18:18 -07:00
.cocciconfig
.get_maintainer.ignore Opt out of scripts/get_maintainer.pl 2019-05-16 10:53:40 -07:00
.gitattributes .gitattributes: use 'dts' diff driver for dts files 2019-12-04 19:44:11 -08:00
.gitignore .gitignore: docs: ignore sphinx_*/ directories 2020-09-10 10:44:31 -06:00
.mailmap MAINTAINERS: Update my email address 2021-01-15 23:55:16 +01:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: dccp: move Gerrit Renker to CREDITS 2021-01-14 10:53:49 -08:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS Networking fixes for 5.11-rc5, including fixes from bpf, wireless, 2021-01-20 11:52:21 -08:00
Makefile Linux 5.11-rc4 2021-01-17 16:37:05 -08:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.