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(parent: 46d05da) | patch
tcp: Fix a data-race around sysctl_tcp_abort_on_overflow.
authorKuniyuki Iwashima <kuniyu@amazon.com>
Mon, 18 Jul 2022 17:26:52 +0000 (10:26 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 29 Jul 2022 15:25:23 +0000 (17:25 +0200)
commit84cee470f77cb89d59b1c3f28ab2c7c4971ec473
treea12b1dd983e9fbaadcc617688904f16a4261171ftree | snapshot
parent46d05dab1b4f99bca838a85811f321b9997ac957commit | diff
tcp: Fix a data-race around sysctl_tcp_abort_on_overflow.

[ Upstream commit 2d17d9c7382327d00aeaea35af44e9b26d53206e ]

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

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
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>
net/ipv4/tcp_minisocks.c diff | blob | history
Domain: System / Kernel;