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| author | Kuniyuki Iwashima <kuniyu@amazon.com> | 2022-07-13 23:51:53 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-07-15 13:49:55 +0300 |
| commit | 60c158dc7b1f0558f6cadd5b50d0386da0000d50 (patch) | |
| tree | 7f70607a57abd8881ac567ffdeb7f67c0960d47e /net/ipv4/ip_forward.c | |
| parent | 0968d2a441bf6afb551fd99e60fa65ed67068963 (diff) | |
| download | linux-60c158dc7b1f0558f6cadd5b50d0386da0000d50.tar.xz | |
ip: Fix data-races around sysctl_ip_fwd_use_pmtu.
While reading sysctl_ip_fwd_use_pmtu, it can be changed concurrently.
Thus, we need to add READ_ONCE() to its readers.
Fixes: f87c10a8aa1e ("ipv4: introduce ip_dst_mtu_maybe_forward and protect forwarding path against pmtu spoofing")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_forward.c')
0 files changed, 0 insertions, 0 deletions