########################################################################### # Makefile for the Linux 802.2 LLC (fully-functional) layer. # # Copyright (c) 1997 by Procom Technology,Inc. # 2001-2003 by Arnaldo Carvalho de Melo # # This program can be redistributed or modified under the terms of the # GNU General Public License as published by the Free Software Foundation. # This program is distributed without any warranty or implied warranty # of merchantability or fitness for a particular purpose. # # See the GNU General Public License for more details. ########################################################################### obj-$(CONFIG_LLC) += llc.o llc-y := llc_core.o llc_input.o llc_output.o obj-$(CONFIG_LLC2) += llc2.o llc2-y := llc_if.o llc_c_ev.o llc_c_ac.o llc_conn.o llc_c_st.o llc_pdu.o \ llc_sap.o llc_s_ac.o llc_s_ev.o llc_s_st.o af_llc.o llc_station.o llc2-$(CONFIG_PROC_FS) += llc_proc.o llc2-$(CONFIG_SYSCTL) += sysctl_net_llc.o type='hidden' name='id' value='07cd12945551b63ecb1a349d50a6d69d1d6feb4a'/> net-next plumbingsTobias Klauser
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authorTejun Heo <tj@kernel.org>2017-01-26 16:47:28 -0500
committerTejun Heo <tj@kernel.org>2017-01-26 16:47:28 -0500
commit07cd12945551b63ecb1a349d50a6d69d1d6feb4a (patch)
tree75f65eba7eac9277971082a2d5a4cf1370562c0c /net/mac80211/aes_gmac.c
parent7ce7d89f48834cefece7804d38fc5d85382edf77 (diff)
cgroup: don't online subsystems before cgroup_name/path() are operational
While refactoring cgroup creation, a5bca2152036 ("cgroup: factor out cgroup_create() out of cgroup_mkdir()") incorrectly onlined subsystems before the new cgroup is associated with it kernfs_node. This is fine for cgroup proper but cgroup_name/path() depend on the associated kernfs_node and if a subsystem makes the new cgroup_subsys_state visible, which they're allowed to after onlining, it can lead to NULL dereference. The current code performs cgroup creation and subsystem onlining in cgroup_create() and cgroup_mkdir() makes the cgroup and subsystems visible afterwards. There's no reason to online the subsystems early and we can simply drop cgroup_apply_control_enable() call from cgroup_create() so that the subsystems are onlined and made visible at the same time. Signed-off-by: Tejun Heo <tj@kernel.org> Reported-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru> Fixes: a5bca2152036 ("cgroup: factor out cgroup_create() out of cgroup_mkdir()") Cc: stable@vger.kernel.org # v4.6+
Diffstat (limited to 'net/mac80211/aes_gmac.c')