Eric Dumazet c4ee118561 tcp: fix over estimation in sk_forced_mem_schedule() ...

sk_forced_mem_schedule() has a bug similar to ones fixed
in commit 7c80b038d2 ("net: fix sk_wmem_schedule() and
sk_rmem_schedule() errors")

While this bug has little chance to trigger in old kernels,
we need to fix it before the following patch.

Fixes: d83769a580 ("tcp: fix possible deadlock in tcp_send_fin()")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Reviewed-by: Shakeel Butt <shakeelb@google.com>
Reviewed-by: Wei Wang <weiwan@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2022-06-17 10:03:42 +01:00

119 KiB

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