Kuniyuki Iwashima 2afdbe7b8d tcp: Fix a data-race around sysctl_tcp_invalid_ratelimit. ...

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

Fixes: 032ee42369 ("tcp: helpers to mitigate ACK loops by rate-limiting out-of-window dupacks")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2022-07-22 12:06:18 +01:00

202 KiB

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