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(parent: dccf8a6) | patch
tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Wed, 13 Jul 2022 20:51:58 +0000 (13:51 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 29 Jul 2022 15:25:13 +0000 (17:25 +0200)
commitbf3134feffe61b7a0e21f60a04743f8da0958b53
tree4d8c5deadb43edfdb24162ad9e4e179d879f4331tree | snapshot
parentdccf8a67f30e18980d13f07006e5a536bbd1e136commit | diff
tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.

[ Upstream commit 1a0008f9df59451d0a17806c1ee1a19857032fa8 ]

While reading sysctl_tcp_fwmark_accept, it can be changed concurrently.
Thus, we need to add READ_ONCE() to its reader.

Fixes: 84f39b08d786 ("net: support marking accepting TCP sockets")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
include/net/inet_sock.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git