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linux/net/compat.c
Jann Horn 52baf9878b net: socket: add check for negative optlen in compat setsockopt 
__sys_setsockopt() already checks for `optlen < 0`. Add an equivalent check
to the compat path for robustness. This has to be `> INT_MAX` instead of
`< 0` because the signedness of `optlen` is different here.

Signed-off-by: Jann Horn <jannh@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-02-22 11:49:28 -08:00

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