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author | Eric Dumazet <eric.dumazet@gmail.com> | 2010-12-07 12:20:47 +0000 |
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committer | David S. Miller <davem@davemloft.net> | 2010-12-08 12:34:09 -0800 |
commit | f19872575ff7819a3723154657a497d9bca66b33 (patch) | |
tree | 3c84b591c773611a6c4c00589f69a6639e83b8e0 /net/ipv4/ip_sockglue.c | |
parent | ad9f4f50fe9288bbe65b7dfd76d8820afac6a24c (diff) | |
download | blackbird-op-linux-f19872575ff7819a3723154657a497d9bca66b33.tar.gz blackbird-op-linux-f19872575ff7819a3723154657a497d9bca66b33.zip |
tcp: protect sysctl_tcp_cookie_size reads
Make sure sysctl_tcp_cookie_size is read once in
tcp_cookie_size_check(), or we might return an illegal value to caller
if sysctl_tcp_cookie_size is changed by another cpu.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Ben Hutchings <bhutchings@solarflare.com>
Cc: William Allen Simpson <william.allen.simpson@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_sockglue.c')
0 files changed, 0 insertions, 0 deletions