linux-stable/net/llc
Cong Wang 7814c479de llc: fix NULL pointer deref for SOCK_ZAPPED
[ Upstream commit 3a04ce7130 ]

For SOCK_ZAPPED socket, we don't need to care about llc->sap,
so we should just skip these refcount functions in this case.

Fixes: f7e4367268 ("llc: hold llc_sap before release_sock()")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-04-29 11:33:13 +02:00
..
af_llc.c llc: fix NULL pointer deref for SOCK_ZAPPED 2018-04-29 11:33:13 +02:00
Kconfig
llc_c_ac.c llc: delete timers synchronously in llc_sk_free() 2018-04-29 11:33:11 +02:00
llc_c_ev.c
llc_c_st.c llc: Make llc_conn_ev_qfyr_t function pointer arrays const 2014-12-10 15:21:24 -05:00
llc_conn.c llc: delete timers synchronously in llc_sk_free() 2018-04-29 11:33:11 +02:00
llc_core.c net, llc: convert llc_sap.refcnt from atomic_t to refcount_t 2017-07-04 22:35:15 +01:00
llc_if.c net: llc: include linux/errno.h instead of asm/errno.h 2014-10-24 15:51:42 -04:00
llc_input.c llc: Fix races between llc2 handler use and (un)registration 2012-08-14 16:52:02 -07:00
llc_output.c llc: remove noisy WARN from llc_mac_hdr_init 2014-01-28 18:01:32 -08:00
llc_pdu.c
llc_proc.c sock: tigthen lockdep checks for sock_owned_by_user 2016-04-13 22:37:20 -04:00
llc_s_ac.c
llc_s_ev.c
llc_s_st.c llc: Make llc_sap_action_t function pointer arrays const 2014-12-10 15:21:24 -05:00
llc_sap.c net: convert sock.sk_refcnt from atomic_t to refcount_t 2017-07-01 07:39:08 -07:00
llc_station.c llc2: Collapse remainder of state machine into simple if-else if-statement 2012-09-17 13:04:19 -04:00
Makefile
sysctl_net_llc.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00