Commit 787c5829 authored by Eric Dumazet's avatar Eric Dumazet Committed by Greg Kroah-Hartman
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net: annotate data-races around sk->sk_forward_alloc 



[ Upstream commit 5e6300e7 ]

Every time sk->sk_forward_alloc is read locklessly,
add a READ_ONCE().

Add sk_forward_alloc_add() helper to centralize updates,
to reduce number of WRITE_ONCE().

Fixes: 1da177e4 ("Linux-2.6.12-rc2")
Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent f1175881
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