net: Fix data-races around netdev_tstamp_prequeue.

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[ Upstream commit 61adf447e3 ]

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

Fixes: 3b098e2d7c ("net: Consistent skb timestamping")
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>

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Kuniyuki Iwashima 2022-08-23 10:46:47 -07:00 • committed by Greg Kroah-Hartman

parent 32f8c816b9

commit c49b023e4e

1 changed files with 4 additions and 4 deletions

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net/core/dev.c

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