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linux-stable/net/mptcp
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Florian Westphal f07157792c mptcp: put subflow sock on connect error 
mptcp_add_pending_subflow() performs a sock_hold() on the subflow,
then adds the subflow to the join list.

Without a sock_put the subflow sk won't be freed in case connect() fails.

unreferenced object 0xffff88810c03b100 (size 3000):
[..]
    sk_prot_alloc.isra.0+0x2f/0x110
    sk_alloc+0x5d/0xc20
    inet6_create+0x2b7/0xd30
    __sock_create+0x17f/0x410
    mptcp_subflow_create_socket+0xff/0x9c0
    __mptcp_subflow_connect+0x1da/0xaf0
    mptcp_pm_nl_work+0x6e0/0x1120
    mptcp_worker+0x508/0x9a0

Fixes: 5b950ff433 ("mptcp: link MPC subflow into msk only after accept")
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-03-04 14:30:13 -08:00
..
crypto.c crypto: sha - split sha.h into sha1.h and sha2.h 2020-11-20 14:45:33 +11:00
crypto_test.c mptcp: move crypto test to KUNIT 2020-06-26 16:21:39 -07:00
ctrl.c mptcp: add a new sysctl add_addr_timeout 2020-11-04 17:45:53 -08:00
diag.c mptcp: allow dumping subflow context to userspace 2020-03-29 22:14:48 -07:00
Kconfig mptcp: depends on IPV6 but not as a module 2020-10-21 08:05:40 -07:00
Makefile mptcp: enable JOIN requests even if cookies are in use 2020-07-31 16:55:32 -07:00
mib.c mptcp: add the mibs for ADD_ADDR with port 2021-02-02 18:37:20 -08:00
mib.h mptcp: add the mibs for ADD_ADDR with port 2021-02-02 18:37:20 -08:00
mptcp_diag.c mptcp: add local addr info in mptcp_info 2021-02-15 15:09:14 -08:00
options.c mptcp: fix DATA_FIN generation on early shutdown 2021-02-22 18:54:59 -08:00
pm.c mptcp: add netlink event support 2021-02-12 16:31:46 -08:00
pm_netlink.c mptcp: add local addr info in mptcp_info 2021-02-15 15:09:14 -08:00
protocol.c mptcp: reset last_snd on subflow close 2021-03-04 14:30:13 -08:00
protocol.h Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2021-02-16 17:51:13 -08:00
subflow.c mptcp: put subflow sock on connect error 2021-03-04 14:30:13 -08:00
syncookies.c mptcp: fix syncookie build error on UP 2020-08-01 11:52:55 -07:00
token.c mptcp: token: fix unititialized variable 2020-11-03 13:08:30 -08:00
token_test.c mptcp: introduce token KUNIT self-tests 2020-06-26 16:21:39 -07:00