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| author |   Eric Dumazet <edumazet@google.com> | 2016-01-08 09:35:51 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-01-10 22:58:03 -0500 |
| commit | 3e4006f0b86a5ae5eb0e8215f9a9e1db24506977 (patch) | |
| tree | 46041d98779ad4d94052a8460a5fa558a6e5e712 /net/unix/garbage.c | |
| parent | net: sctp: prevent writes to cookie_hmac_alg from accessing invalid memory (diff) | |
| download | linux-dev-3e4006f0b86a5ae5eb0e8215f9a9e1db24506977.tar.xz linux-dev-3e4006f0b86a5ae5eb0e8215f9a9e1db24506977.zip | |
ipv6: tcp: add rcu locking in tcp_v6_send_synack()
When first SYNACK is sent, we already hold rcu_read_lock(), but this
is not true if a SYNACK is retransmitted, as a timer (soft) interrupt
does not hold rcu_read_lock()
Fixes: 45f6fad84cc30 ("ipv6: add complete rcu protection around np->opt")
Reported-by: Dave Jones <davej@codemonkey.org.uk>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions